Espressif Systems (688018.SH) is a public multinational, fabless semiconductor company established in 2008, with offices in China, the Czech Republic, India, Singapore and Brazil. We have a passionate team of engineers and scientists from all over the world, focused on developing cutting-edge Wi-Fi-and-Bluetooth, low-power, AIoT solutions. We have created the popular ESP8266, ESP32, ESP32-S and ESP32-C series of chips, modules and development boards. By leveraging wireless computing, we provide green, versatile and cost-effective chipsets. We are committed to offering solutions that are secure, robust and power-efficient. At the same time, by open-sourcing our technology and solutions, we aim to enable developers to use Espressif's solutions globally and build their own smart-connected devices.

Slack Technologies LLC is an American company located in San Francisco, CA. The firm operates as a Salesforce platform. It was founded by Cal Henderson. Lidiane Jones is currently the CEO of the company.

Juniper Networks, Inc. engages in the business of designing, developing, and selling products and services for high-performance networks to enable customers to build networks for their businesses while achieving agility and improved operating efficiency through automation. The firm also offers routing, switching, Wi-Fi, network security, artificial intelligence-enabled enterprise networking operations, and software-defined networking technologies. The company was founded by Pradeep S. Sindhu on February 6, 1996 and is headquartered in Sunnyvale, CA.

Fujitsu Ltd. engages in the provision of information technology (IT) services. It operates through the following segments: Technology Solutions, Ubiquitous Solutions, and Device Solutions. The Technology Solutions segment provides system integration, consulting, outsourcing, cloud, network, and system support services. It also offers system and network products such as servers, storage systems, software, network management systems, and mobile base stations. The Ubiquitous Solutions segment covers personal computers (PCs). The Device Solutions segment includes electronic components such as semiconductor packages and batteries. The company was founded on June 20, 1935 and is headquartered in Tokyo, Japan.

Seagate Technology PLC (commonly referred to as Seagate) is an American data storage company. It was incorporated in 1978, as Shugart Technology. Since 2010, the company is incorporated in Dublin, Ireland, with operational headquarters in Cupertino, California, United States. David Mosley is the current CEO with Stephen J. Luczo as chairman of the board of directors. In January 2009, Luczo, Seagate's chairman, was appointed president and chief executive officer, returning him to the role he held at Seagate from 1998 to 2004. On October 2, 2017 COO David Mosley was appointed CEO and Luczo stepped down from that role.

Microsoft Technology Licensing LLC, part of Microsoft Corp., is a company headquartered in Tumwater, WA. The firm offers patent, licensing and legal support services for Microsoft products.

Hewlett Packard Enterprise Development LP operates as subsidiary company. The company is headquartered in La Jolla, CA.^\n^

Apple is a corporation that designs, manufactures, and markets mobile communication and media devices, personal computers, portable digital music players, and sells a variety of related software, services, peripherals, networking solutions, and third-party digital content and applications. Apple provides many products and services, including iPhone; iPad; iPod; Mac; Apple TV; a portfolio of consumer and professional software applications; the iOS and OS X operating systems; iCloud; and accessories, service, and support offerings. It sells its products worldwide through its retail stores, online stores, direct sales force and third-party cellular network carriers, wholesalers, retailers, and value-added resellers to the consumer and also sells third-party iPhone, iPad, Mac and iPod compatible products, including application software and accessories through its online and retail stores. Introduced in 1984, the Macintosh was the first widely sold personal computer with a graphical user interface (GUI). That feature and others such as an improved floppy drive design and a low-cost hard drive that made data retrieval faster helped Apple cultivate a reputation for innovation. Apple was named as the most admired company in the United States in 2008 and in the world from 2008 to 2012 by the Fortune magazine. The company was founded by Steven Paul Jobs, Steve Wozniak, and Ronald Gerald Wayne on April 1, 1976, and is headquartered in Cupertino, California.

International Business Machines Corp. is an information technology company, which engages in the provision of integrated solutions that leverage information technology and knowledge of business processes. It operates through the following segments: Software, Consulting, Infrastructure, Financing, and Other. The Software segment combines hybrid cloud platform and software solutions to help clients become more data-driven, and to automate, secure, and modernize their environments. The Consulting segment focuses on integrating skills on strategy, experience, technology and operations by domain and industry. The Infrastructure segment offers solutions for hybrid cloud, and is the foundation of the hybrid cloud stack. Infrastructure is optimized for infusing AI into mission-critical transactions and tightly integrated with IBM Software including Red Hat for accelerated hybrid cloud benefits. The Financing segment refers to the client and commercial financing, facilitating IBM clients’ acquisition of IT systems, software, and services. The company was founded by Charles Ranlett Flint and Thomas J. Watson Sr. on June 16, 1911 and is headquartered in Armonk, NY.

Slack Technologies, Inc. engages in the development and provision of channels-based messaging platform. Its product is used to review job candidates, coordinate election coverage, diagnose network problems, negotiate budgets, plan marketing campaigns, approve menus, and organize disaster response teams. The company was founded by Daniel Stewart Butterfield, Bradley J. Horowitz, Eric Costello, Callum James Henderson-Begg, and Serguei Mourachov in 2009 and is headquartered in San Francisco, CA.

QUALCOMM, Inc. engages in the development, design, and provision of digital telecommunications products and services. It operates through the following segments: Qualcomm CDMA Technologies (QCT), Qualcomm Technology Licensing (QTL), and Qualcomm Strategic Initiatives (QSI). The QCT segment develops and supplies integrated circuits and system software based on technologies for the use in voice and data communications, networking, application processing, multimedia, and global positioning system products. The QTL segment grants licenses and provides rights to use portions of the firm's intellectual property portfolio. The QSI segment focuses on opening new or expanding opportunities for its technologies and supporting the design and introduction of new products and services for voice and data communications. The company was founded by Franklin P. Antonio, Adelia A. Coffman, Andrew Cohen, Klein Gilhousen, Irwin Mark Jacobs, Andrew J. Viterbi, and Harvey P. White in July 1985 and is headquartered in San Diego, CA.

GlobalFoundries US, Inc. provides foundry services and manufactures semiconductors. It offers global shuttle, mask, post-fab and turnkey services. The company is headquartered in Santa Clara, CA.

Samsung Electronics is a global technology company headquartered in South Korea that operates in various areas of the electronics industry, including consumer electronics, information technology, mobile communications, and device solutions. The company is involved in the development, manufacturing, and sale of a wide range of consumer products, such as mobile phones, tablets, TVs, home theater systems, digital cameras, and home appliances like refrigerators, air conditioners, washing machines, and ovens. Additionally, it offers PCs, peripherals, printers, memory and storage products, healthcare and medical equipment, telecommunications infrastructures, and LED lighting solutions. The company is also involved in semiconductor manufacturing, cyber game match hosting, venture capital investments, sponsoring sports teams and games, credit management, and logistics services. Samsung Electronics operates in various regions worldwide, including Korea, China, North and Latin America, Europe, the Asia Pacific, and Africa. The company also provides repair services and consultation for electronic devices and communication systems.

GlobalFoundries (also known as GF) is an American semiconductor foundry headquartered in Santa Clara, California, United States. GlobalFoundries was created by the divestiture of the manufacturing arm of Advanced Micro Devices (AMD). The Emirate of Abu Dhabi is the owner of the company through its subsidiary Advanced Technology Investment Company (ATIC).

Intel Corp. engages in the design, manufacture, and sale of computer products and technologies. It delivers computer, networking, data storage, and communications platforms. The firm operates through the following segments: Client Computing Group (CCG), Data Center and AI (DCAI), Network and Edge (NEX), Mobileye, Accelerated Computing Systems and Graphics (AXG), Intel Foundry Services (IFS), and All Other. The CCG segment consists of platforms designed for notebooks, 2-in-1 systems, desktops, tablets, phones, wireless and wired connectivity products, and mobile communication components. The DCAI segment delivers solutions to cloud service providers and enterprise customers, along with silicon devices for communications service providers and high-performance computing customers. The NEX segment offers computing system solutions from inflexible fixed-function hardware to general-purpose compute, acceleration, and networking devices running cloud native software on programmable hardware. The Mobileye segment develops driving assistance and self-driving solutions. The AXG segment provides products and technologies designed to help customers solve the toughest computational problems. Its products include CPUs for high-performance computing and GPUs targeted for a range of workloads and platforms, from gaming and content creation on client devices to delivering media and gaming in the cloud, and the most demanding high-performance computing and AI workloads on supercomputers. The IFS segment refers to full stack solutions created from the foundry industry ecosystem. The All Other segment represents results from other non-reportable segments and corporate-related charges. The company was founded by Robert Norton Noyce and Gordon Earle Moore on July 18, 1968, and is headquartered in Santa Clara, CA.

Sina Technology (China) Co., Ltd., established on 2006-12-27, Business scope includes research,to develop,Production of computer software and hardware;technology transfer,technical consulting,Technical Services;computer technology training;computer internet website design,maintain;computer system integration;Consulting services for e-commerce solutions;Sell ​​self-produced products.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Hangzhou Shuqiang Network Technology Co., Ltd., established on 2013-08-12, Business scope includes services:Computer hardware and software,network engineering,security equipment,communication device,Technology development of automation control system,technical consulting,Technical Services,database construction,Network Information System Integration;wholesale,retail:Computer hardware and software,communication device,security equipment,electronic product.

Shaanxi Sijie Intelligent Technology Co., Ltd., established on 2013-02-19, Business scope includes computer software, hardware and consumables,computer network equipment,communication device,transmission device,Equipment,electronic product,Photoelectric integrated products,Teaching equipment,petrochemical equipment,industrial pump,Rig Accessories,hardware tools,electric equipment,Lighting Products,household appliances,Instrumentation,Electrical Equipment,shielding device,security equipment,office equipment,digital equipment,Environmental testing equipment,Energy-saving products,mining equipment,Research and development of building materials,Sales;Intelligent building,Installation and maintenance of fire fighting equipment engineering;Network integrated wiring,system integration;construction work,Fire Engineering,Monitoring System Engineering,Construction of automation engineering,technical consulting,technology transfer;Import and export business of goods and technology(Except for commodities and technologies that are restricted or prohibited by the state);Installation, commissioning, maintenance and technical services of communication equipment,Communication engineering design and construction;Equipment rental service.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

NEC Corp. engages in the provision of systems, components, services, and integrated solutions for computing and communications applications. It operates through the following segments: Public Business, Enterprise Business, Telecom Carrier Business, System Platform Business, and Others. The Public Business segment provides system integration (system architecture and consulting), support (maintenance), outsourcing and cloud services, and system equipment for public, medical and financial institutions. The Enterprise Business segment offers information technology solutions for manufacturing, retail, and services. The Telecom Carrier Business segment supplies equipment to telecom carriers for network implementation, along with network control platform systems and operating services. The System Platform Business deals with products from business such as from terminals to network and computer equipment, software products, and service platforms. The Others segment includes smart energy solutions, mobile phones, and lighting equipment businesses. The company was founded by Kunihiko Iwadare on July 17, 1899 and is headquartered in Tokyo, Japan.