Avalon Technologies Valuation Multiples

NVIDIA is a US semiconductor and accelerated-computing company headquartered in Santa Clara, California. It was founded on 5 April 1993 by Jensen Huang, Chris Malachowsky and Curtis Priem, and Huang remains president and CEO. The company designs GPUs (GeForce, RTX), data-center AI accelerators and networking, system-on-chip processors and the CUDA software platform. For fiscal 2026 (year ended 25 January 2026) it reported revenue of US$215.9 billion, net income of US$120.1 billion and data-center revenue of US$193.7 billion, with about 42,000 employees. It is listed on Nasdaq (NVDA) and on 29 October 2025 became the first company to reach a US$5 trillion market capitalisation. NVIDIA is also an active strategic investor, taking part in 67 venture deals in 2025 against 54 in 2024, while its NVentures fund made 30 deals in 2025. Its largest commitments include up to US$10 billion in Anthropic (November 2025) and participation in funding rounds of OpenAI, xAI, Mistral AI and Cursor.

Taiwan Semiconductor Manufacturing Co. is the world's largest dedicated chip foundry, with about 70% market share in 2025. TSMC was founded in 1987 as a joint venture of Philips, the government of Taiwan, and private investors. It went public in Taiwan in 1994 and as an ADR in the US in 1997. TSMC's scale and high-quality technology allow the firm to generate solid operating margins, even in the highly competitive foundry business. Furthermore, the shift to the fabless business model has created tailwinds for TSMC. The foundry leader has an illustrious base of customers, including Apple, AMD, and Nvidia, that look to apply its cutting-edge process technologies to their semiconductor designs. TSMC employs more than 83,000 people.

Broadcom is one of the largest semiconductor companies in the world and has also expanded into infrastructure software. Its semiconductors primarily serve computing, wired connectivity, and wireless connectivity. It has a significant position in custom AI chips to train and run inference for large language models. It is primarily a fabless designer but holds some manufacturing in-house. In software, it sells virtualization, infrastructure, and security software to large enterprises, financial institutions, and governments. Broadcom is the product of consolidation. Its businesses are an amalgamation of former companies like legacy Broadcom and Avago Technologies in chips, as well as VMware, Brocade, CA Technologies, and Symantec in software.

Tesla is a vertically integrated battery electric vehicle automaker and developer of real-world artificial intelligence software, which includes autonomous driving and humanoid robots. The company has multiple vehicles in its fleet, which include a midsize sedan and crossover SUV in the entry-level luxury category, a luxury light truck, and a semitruck. Tesla also runs a robotaxi service in four US metropolitan areas. Global deliveries in 2025 were nearly 1.64 million vehicles. Additionally, the company sells batteries for stationary storage for residential and commercial properties, including utilities, solar panels, and solar roofs for energy generation. Tesla also owns a fast-charging network and a US auto insurance business.

Micron Technology is a semiconductor manufacturer headquartered in Boise, Idaho. The company designs, develops and manufactures memory and storage technologies used in electronic equipment. Its principal technologies include dynamic random-access memory, NAND flash and NOR memory, which support the storage and retrieval of digital information. Customers use its products in data centres, personal computers, smartphones, vehicles and other connected equipment. Micron earns revenue from sales of memory and storage products to equipment manufacturers and other business customers. Founded in 1978, it developed from a small semiconductor design company into an international manufacturer with fabrication, assembly, testing and research operations. Its manufacturing footprint spans the United States and multiple Asian locations, while design centres and customer laboratories support product development and applications. The company operates under the Micron Technology name and maintains its corporate base in Boise.

Advanced Micro Devices is a United States semiconductor company founded in 1969 and headquartered in Santa Clara, California. It designs central and graphics processors, data-center accelerators, adaptive computing products and related system-on-chip technology for computer makers, cloud operators, enterprises and embedded-system customers. Revenue comes from sales of chips and computing platforms, intellectual-property arrangements and long-term supply relationships. AMD historically manufactured many of its own processors but later separated fabrication into GlobalFoundries and became primarily a fabless designer. Its products compete in personal computers, gaming consoles, servers, artificial-intelligence infrastructure and industrial applications. Advanced Micro Devices serves B2B and B2C customers through activities spanning Semiconductors, AI Chips & Hardware and Artificial Intelligence.

SK Hynix is a semiconductor memory manufacturer with around 60%-70% of its revenue from DRAM and 30%-35% of its revenue from NAND. The company is both the second-largest DRAM and NAND supplier globally, with a 33% and 21% market share, respectively, as of 2024. SK Hynix increased its market position in NAND from fourth to second, after acquiring Intel's NAND business in 2021. SK Square, an investment management company spun off from SK Telecom, is SK Hynix's largest shareholder and currently holds 20% of the company's shares.

ASML is the leader in lithography systems for manufacturing semiconductors with 90% market share. Lithography is the process in which a light source is used to expose circuit patterns from a photomask onto a semiconductor wafer. Lithography allows chipmakers to increase the number of transistors in the same area of silicon, with lithography historically representing a high portion of the cost of making cutting-edge chips. ASML outsources the manufacturing of most of its parts, acting like an assembler. ASML’s largest clients are TSMC, Samsung, Intel, SK Hynix, and Micron.

Intel is a leading digital chipmaker focused on designing and manufacturing microprocessors for the global personal computer and data center markets. Intel pioneered the x86 architecture for microprocessors and led the semiconductor industry down the path of Moore's law for advances in semiconductor manufacturing. Intel remains the market share leader in central processing units in both the PC and server end markets. The company is seeking to reinvigorate its chip manufacturing business, Intel Foundry, while developing leading-edge products in its Intel Products business segment.

Lam Research is one of the largest semiconductor wafer fabrication equipment manufacturers in the world. It specializes in deposition and etch, which entail the buildup of layers on a semiconductor and the subsequent selective removal of patterns from each layer. Lam holds the top market share in etch and holds the clear second share in deposition. It is more exposed to memory chipmakers for DRAM and NAND chips. It counts as top customers the largest chipmakers in the world, including TSMC, Samsung, Intel, and Micron.

Applied Materials is the largest semiconductor wafer fabrication equipment manufacturer in the world. It has a broad portfolio spanning nearly every corner of the WFE ecosystem. Applied Materials holds leading market share in deposition, which entails the layering of new materials on semiconductor wafers. It is more exposed to general-purpose logic chips made at integrated device manufacturers and foundries. It counts the largest chipmakers in the world as customers, including TSMC, Intel, and Samsung.

Dallas-based Texas Instruments generates over 95% of its revenue from semiconductors and the remainder from its well-known calculators. Texas Instruments is the world's largest maker of analog chips, which are used to process real-world signals such as sound and power. Texas Instruments also has a leading market share position in processors and microcontrollers used in a wide variety of electronics applications.

Arm Holdings is the IP owner and developer of the ARM architecture, which is used in 99% of the world’s smartphone CPU cores, and it also has high market share in other battery-powered devices like wearables, tablets, or sensors. Arm licenses its architecture for a fee, offering different types of licenses depending on the flexibility the customer needs. Customers like Apple or Qualcomm buy architectural licenses, which allow them to modify the architecture and add or delete instructions to tailor the chips to their specific needs. Other clients directly buy off-the-shelf designs from Arm. Both off-the-shelf and architectural customers pay a royalty fee per chip shipped.

Marvell Technology is a fabless chip designer focused on wired networking, where it has the second-highest market share. Marvell serves the data center, carrier, enterprise, and consumer end markets with processors, optical and copper transceivers, switches, and storage controllers.

Founded in 1997, MediaTek is a fabless semiconductor designer focusing on solutions for smartphones, digital televisions, and connectivity products. The business is divided into three segments. The first is "mobile," which accounts for more than half of sales, where MediaTek is the second-largest third-party supplier of smartphone SoCs by revenue to the likes of Xiaomi and Vivo. The second is "smart edge," which accounts for just over 40% of sales, that covers most devices other than smartphones. The third is "power IC" that includes power management products for mobile devices, data centers, connectivity devices and more. Mediatek is headquartered in Hsinchu, Taiwan and employs about 22,400 people.

Sandisk is one of the five largest suppliers of NAND flash memory semiconductors globally. Sandisk is vertically integrated, producing substantially all of its flash chips at manufacturing sites across Japan via a joint-venture framework with Kioxia. Sandisk then repackages most of its chips into SSDs for consumer electronics, external storage, or cloud storage. Sandisk was formerly a piece of Western Digital for nine years (after being acquired in 2016) and was spun off as an independent company in 2025.

Analog Devices is a leading analog, mixed-signal, and digital-signal processing chipmaker. The firm has a significant market share lead in converter chips, which are used to translate analog signals to digital and vice versa. The company serves tens of thousands of customers; more than half of its chip sales are to industrial and automotive end markets. ADI's chips are also incorporated into wireless infrastructure equipment.

Amphenol is a United States manufacturer of electrical, electronic and fiber-optic interconnect products, sensors and cable systems. Its connector portfolio supports applications involving high-speed data, electrical power, radio-frequency signals and operation in demanding environments. The company also supplies cable assemblies, wiring harnesses, antennas, power distribution components and flexible or rigid printed circuit boards. Its sensors measure conditions such as pressure, temperature, position, moisture and vibration. Customers use these products in automotive systems, industrial equipment, communications networks, computing infrastructure, aerospace and other electronic applications. Revenue comes from sales of components and assemblies to business customers that incorporate them into larger products and systems. Amphenol offers both standard products and customized designs, with manufacturing and technical capabilities supporting customers across international markets.

Qualcomm is a San Diego semiconductor, software and wireless-technology company founded in 1985. It designs modem, radio-frequency, connectivity, automotive and computing platforms used by device manufacturers and network operators worldwide. The company develops and licenses a large portfolio of patents essential to cellular standards and earns revenue through chip sales and technology licensing. Its Snapdragon platforms combine processors, connectivity, graphics and artificial-intelligence capabilities for smartphones, vehicles, personal computers and connected devices. Qualcomm also invests in and acquires technologies that extend its wireless intellectual-property base into adjacent markets. At the time of the HaloIPT transaction, its European Innovation Development group was pursuing wireless-power systems for electric vehicles. Qualcomm acquired substantially all HaloIPT technology and hired its team in November 2011 while establishing a continuing research relationship with Auckland UniServices. The company is publicly traded on Nasdaq and primarily serves manufacturers, carriers and enterprise customers.

Hitachi Ltd is engaged in diverse businesses spanning industries, energy, IT, and real estate. The company operates through four business segments. The Connective Industries segment covers elevators, escalators, home appliances, air conditioning, semiconductor manufacturing equipment, medical analyzers, industrial and distribution solutions, water and environmental solutions, and industrial equipment. The Digital Systems & Services segment offers system integration, consulting, cloud services, IT products, software, and ATMs. The Green Energy & Mobility segment focuses on power grids, renewable energy, nuclear power, and railway systems. The Others include real estate management, sales, and leasing. It generates the majority of its revenue from the Green Energy & Mobility segment.

CATL, headquartered in Ningde, Fujian Province, is a global leading battery manufacturer founded in 2011. The company specializes in the development and production of lithium-ion batteries for electric vehicle and energy storage systems. CATL is the largest EV battery manufacturer in the world and leads the industry in innovative battery technology development for higher-energy density and safety, longer battery service life, and super-fast charging. CATL is also involved in the manufacturing of cathode and other related battery materials. Through subsidiary Brunp, it works with customers to create a closed-loop battery life cycle from production, application, to recycling.

Seagate is a data storage company that makes hard disk drives, and together with Western Digital it dominates the global hard drive market. Its parent, Seagate Technology Holdings plc, has been legally domiciled in Dublin, Ireland since 2010, while its operational headquarters is in Fremont, California. The company designs and manufactures hard disk drives, hybrid drives and solid-state drives, as well as LaCie-branded external storage, and sells them mainly to cloud and enterprise data-center operators, PC and device makers, distributors and retailers. Seagate earns its revenue from product sales and reported revenue of $9.10 billion and net income of $1.47 billion for the fiscal year ended June 27, 2025, with about 30,000 employees, nearly half of them at manufacturing and R&D sites in Thailand. It was incorporated on November 1, 1978 as Shugart Technology and began operations in 1979, founded by Al Shugart, Tom Mitchell, Doug Mahon, Finis Conner and Syed Iftikar, and in 1980 introduced the first 5.25-inch hard disk drive, the ST-506. Much of its growth came through acquisitions, including Control Data's Imprimis division in 1989, Conner Peripherals in 1996, Maxtor in 2006 and Samsung's hard drive business in 2011. Its shares trade on Nasdaq under the ticker STX, and Dave Mosley is chairman and chief executive.

ABB is a Swiss-Swedish electrification and automation group headquartered in Zurich and incorporated in Switzerland as ABB Ltd. It was formed in 1988 by the merger of Sweden's ASEA, founded in 1883, and Switzerland's Brown, Boveri & Cie, founded in 1891, creating a group with about $15 billion of revenue and 160,000 employees at the time. Its roughly 20 divisions sit in four business areas: Electrification, Motion, Process Automation, and Robotics & Discrete Automation. It sells electrical distribution products such as circuit breakers, motors and drives, industrial robots and automation systems to industrial, utility, building and infrastructure customers. ABB sold its power grids business to Hitachi in 2020, spun off its turbocharging business in 2022, and in October 2025 agreed to sell its industrial robotics unit, with about 7,000 employees and $2.3 billion of 2024 revenue, to SoftBank Group for $5.4 billion. Major 21st-century acquisitions include Baldor Electric, Thomas & Betts and GE Industrial Solutions. The shares are listed on the SIX Swiss Exchange and Nasdaq Stockholm, and Morten Wierod has been chief executive since August 2024.

Foxconn Industrial Internet Co Ltd is engaged in the design, research and development, manufacturing, and sales of various electronic equipment products. The company's main products include communications network equipment, cloud service equipment, precision tools, and industrial robots.

Western Digital is a leading vertically integrated supplier of hard disk drives. The HDD market is a practical duopoly, with Western Digital and Seagate being the two largest players. Western Digital designs and manufactures its HDDs, with much of the manufacturing and workforce located in Asia. The primary consumers of HDDs are data centers.

Delta Electronics is a Taiwanese power and thermal-management company founded on 4 April 1971 by Bruce Cheng and listed on the Taiwan Stock Exchange (2308). It is headquartered in Taipei, manufactures in Taoyuan, operates about 200 facilities worldwide and had around 83,000 employees in 2025. Its products include switching power supplies, data-center power and liquid-cooling systems, fans and thermal solutions, industrial and building automation, and electric-vehicle charging equipment, and its subsidiaries include Eltek, Vivitek and Innergie. In 2025 consolidated sales were NT$554.9 billion, up 32% from NT$421.1 billion, with a gross margin of 34.3% and net profit of NT$60.1 billion. By segment, Power Electronics contributed NT$280.0 billion, Infrastructure NT$182.0 billion (up 82%), Automation NT$54.9 billion and Mobility NT$37.0 billion. Operating profit was NT$83.9 billion and R&D spending NT$48.8 billion.

Corning is a United States materials-science and manufacturing company founded in 1851 and headquartered in Corning, New York. Its core technical capabilities span glass science, ceramic science, optical physics and high-precision manufacturing. The company supplies optical fiber, cable and connectivity products for telecommunications networks and data centers. It also produces display glass, cover materials for mobile electronics, automotive emissions products, laboratory consumables and pharmaceutical packaging. Customers include network operators, electronics manufacturers, automakers, pharmaceutical companies, laboratories and other industrial businesses. Revenue is generated through product sales and long-term commercial supply relationships across global markets. Corning is publicly listed on the New York Stock Exchange and has expanded its portfolio through acquisitions, including the 2011 purchase of indoor wireless-systems provider MobileAccess.

Mitsubishi Corp. is Japan’s largest general trading house, or sogo shosha, a type of conglomerate unique to Japan. Its core role is that of a trading intermediary in a variety of industrial sectors, including resources businesses like energy and metals as well as non-resources businesses, both industrial ones like automotive and non-industrial ones like food, healthcare, and retail. In addition to acting as a trading intermediary (including midstream processing functions to convert inputs into final products), Mitsubishi also participates in upstream production businesses and downstream distribution businesses.

Hon Hai Precision is the world's largest contract manufacturer of consumer electronics, communications, and computer products. It is the biggest supplier to Apple, whose business accounted for around 50% of overall revenue in 2025. Hon Hai is also involved in the production of upstream components such as electronic connectors, semiconductor packaging, and metal casings for smartphones, as well as producing servers. These upstream activities are mainly conducted through its listed majority-owned subsidiaries Foxconn Industrial Internet and FIH Mobile. In response to its traditional end markets of computers, smartphones, and telecom equipment maturing in 2019 it started on a strategy to develop expertise in three new growth areas—electric vehicles, digital health, and robotics.

ASE Technology Holding Co Ltd is a semiconductor assembly and testing firm. The company operates in segments: Packaging, Testing, Electronic Manufacturing Services and others. Of these, Packaging segment contribute the maximum revenue. The packaging segment involves packaging bare semiconductors into completed semiconductors with improved electrical and thermal characteristics. The Testing Segment includes front-end engineering testing, wafer probing, and final testing services. In the EMS segment, the company designs manufactures, and sells electronic components and telecommunication equipment motherboards. The company is based in Taiwan but generates over half its sales from firms in the United States.

Following Johnson Controls’ divestiture of its residential and light commercial HVAC businesses to Bosch in 2025, nearly all of its revenue comes from commercial HVAC (60%) and fire and security products and services (40%). A 2016 merger joined Johnson Controls’ HVAC and Tyco’s fire and security businesses with the premise that there is synergy in offering a broader variety of automation products and solutions to commercial buildings. We estimate Johnson Controls’ pro forma revenue mix will be one-third products, one-third installation, and one-third services.

Cadence Design Systems is a provider of electronic design automation software, intellectual property, and system design and analysis products. EDA software automates and aids in the chip design process, enhancing design accuracy, productivity, and complexity in a full-flow end-to-end solution. Cadence offers a portfolio of design IP, as well as system design and analysis products, which enables system-level analysis and verification solutions.

Delta Electronics (Thailand) PCL manufactures and distributes power supplies, electronic equipment, and components such as DC fans, EMI filters, solenoids, etc. The group's reportable segments are: Power electronics, Mobility, Infrastructure, Automation, and Others. The majority of its revenue is generated from the Power electronics segment, which designs, manufactures, and sells power supplies applied to computer, server, office automation equipment, and household electric appliances. The Mobility segment makes EV power systems, the Infrastructure segment builds ICT and energy systems, and the Automation segment offers industrial and building automation. Geographically, the group generates maximum revenue from the United States, followed by Singapore, Germany, Taiwan, and other markets.

Cambricon Technologies Corp Ltd is engaged in designing and selling artificial intelligence core chips in various cloud servers, edge computing equipment, terminal equipment, providing customers with rich chip products and system software solutions.

SK Square is engaged in investment and digital-service businesses. The company operates across five segments: Commerce, Holding, Mobility, Platform, and Other. The Commerce segment covers electronically processed commercial activities and e-commerce services driven by mobile demand and logistics innovation. The Mobility segment provides mobility-related data services, logistics BPO, and ICT solutions. The Platform segment covers map services, ICT and software development, and online music and digital-content distribution. The Other segment includes digital advertising media operations.

Murata Manufacturing produces passive components for electronic devices. Passive components are necessary for all electronic circuits, used to enable wireless communication, store electricity and handle electric flow, remove electromagnetic noise from circuits, and so on. Thus, passive components are imperative for electronic circuits. For instance, one high-end smartphone contains more than 1,000 passive components. Murata Manufacturing is the world's leading supplier of passive components, such as MLCC and SAW filters.

Lumentum Holdings Inc is a California-based technology firm. The company provides two types of optical and photonic products: optical components that are used in telecommunications networking equipment, and commercial lasers for manufacturing, inspection, and life-science lab uses. Its segments are Optical Communications and Commercial Lasers. The firm is also expanding into new optical applications, such as 3-D sensing laser diode for consumer electronics. It generates maximum revenue from the OpComms segment. The OpComms segment products include a wide range of components, modules, and subsystems to support customers including carrier networks for access (local), metro (intracity), long-haul, and submarine (undersea) applications.

Semiconductor Manufacturing International Corporation is a semiconductor foundry providing wafer-fabrication and technology services to chip-design customers. It manufactures integrated circuits across multiple process nodes and earns revenue from contracted production, masks, testing, and related foundry services. The company serves customers and counterparties through the operating assets, products, or financial capabilities described in the cited transaction materials. Its economics are driven by services, while its competitive position depends on sector expertise, asset quality, customer relationships, and disciplined capital allocation. The company is classified in Semiconductors because those categories best represent its principal activity at the transaction date. This profile is intended to identify the legal or operating business involved in the deal, including a historical name where the company was later renamed, merged, privatized, or reorganized.

Infineon Technologies headquartered in Munich, was spun off from German industrial conglomerate Siemens in 2000 and today is one of Europe’s largest chipmakers. The company is a leader in the automotive semiconductor market with prominent products used in active safety and powertrain content within vehicles. Infineon is also the market leader in power semiconductors used to deliver voltage within a wide variety of electrical systems. The company operates in four segments: automotive, or ATV, green industrial power, or GIP, power and sensor systems, or PSS, and connected secure systems, or CSS.

LG Energy Solution is the third-largest battery maker for electric vehicles with about 11% global share in 2024, according to SNE Research. The EV battery segment is the largest revenue contributor, which accounted for more than 60% of total revenue in 2024. LGES also manufactures batteries for mobility, mobile phones, laptops, electrical devices, and energy storage systems. The company was spun off from LG Chem’s battery division in December 2020 and listed on the Korea Exchange in January 2022. It has global manufacturing facilities in Korea, China, Poland, and the United States. Key customers include General Motors, Tesla, Volkswagen, Hyundai, and Stellantis.

Bloom Energy is a San Jose-based energy-technology company founded in 2001. It designs and manufactures solid-oxide fuel-cell systems that generate electricity on site from natural gas, biogas or hydrogen without conventional combustion. Commercial and government customers use Bloom Energy Servers for resilient distributed power at data centres, industrial sites, campuses and other facilities. The company also develops electrolyser systems for hydrogen production and provides installation and long-term service support. Revenue comes from equipment and installation sales, electricity arrangements and recurring service contracts. Bloom was privately held when NZ Super Fund made its 2013 and 2014 investments and later became publicly listed, but the recorded transactions concern its private growth phase.

Wuxi AppTec Co Ltd provides a portfolio of research and manufacturing services throughout the discovery, development, and manufacturing spectrum for small molecule drugs, development of computer software and databases as well as consulting services for combinatorial chemistry and pharmaceuticals. The services offered by the company include drug research and development testing, clinical research services, an end-to-end CRDMO platform for peptide, oligonucleotide, and small molecules, and integrated biology services and solutions for drug discovery. The company's reportable segments are WuXi Chemistry, which derives maximum revenue, WuXi Testing, WuXi Biology, and Others. Geographically, it derives key revenue from the United States of America, followed by China, Europe, and other regions.

Honeywell traces its roots to 1885 with Albert Butz’s firm, Butz Thermo-Electric Regulator, which produced a predecessor to the modern thermostat. Other inventions by Honeywell include biodegradable detergent and autopilot. Today, Honeywell is a global multi-industry behemoth with one of the largest installed bases of equipment. It operates through four business segments: aerospace technologies, industrial automation, energy and sustainability solutions, and building automation. Recently, Honeywell has made several portfolio changes to focus on fewer end markets and align with a set of secular growth trends. The firm is working diligently to expand its installed base, deriving around one third of its revenue from recurring aftermarket services.

Hygon Information Technology Co Ltd is engaged in the research and development, design, and sales of high-end processors used in computing and storage devices such as servers and workstations. The company's products include Hygon central processing unit (CPU) and Hygon drive control unit (DCU).

Samsung Electro-Mechanics, or Semco, manufactures various electronic components. The company operates three major segments; component solution, optics & communication solution, and package solution, and its main products are multilayer ceramic capacitors, or MLCCs, camera modules, and semiconductor packages. Semco is the global second MLCC supplier. Samsung Electronics, one of the largest consumer electronics and semiconductor companies, is Semco's largest shareholder.

Monolithic Power Systems is a power chipmaker specializing in voltage regulators. Its mission is to reduce total energy consumption in end systems to improve performance and save customers cost. It serves the data center, automotive, industrial, communications, and consumer end markets. MPS uses a fabless manufacturing model, partnering with third-party chip foundries to host its proprietary BCD process technology.

TE Connectivity is the largest electrical connector supplier in the world, supplying interconnect and sensor solutions to the transportation, industrial, and communications markets. With operations in 150 countries and over 500,000 stock-keeping units, TE has a broad portfolio that forms the electrical architecture of its end customers' cutting-edge innovations.

Eoptolink Technology Inc Ltd is engaged in the research & development, production, and sales of optical modules. The company's main products include point-to-point optical modules; and passive optical network optical modules.