China Mobile Communications Group Co., Ltd. provides basic telecommunications services. It also offers value-added telecommunications, Internet audiovisual programs, mobile television distribution, and Internet protocol television transmission services. Its business activities include radio and television program production and operation, management of system integration, roaming settlement and clearing, technology development, technical services, and advertising. The company was founded on July 22, 1999 and is headquartered in Beijing, China.

Datang Mobile Communications Equipment Co., Ltd (hereinafter referred to as ‘Datang Mobile'), registered and established in Beijing on February 8, 2002, is one of the core members of Datang Telecom Technology and Industry Group (hereinafter referred to as ‘Datang Group'). The company headquarters in Beijing, with one subsidiary in Shanghai and one branch in Xi' an.

China United Network Communications Group Co., Ltd. (Briefly named "China Unicom") was established on January 6, 2009 on the basis of the former China Unicom and China Netcom, which used to play the important roles on china's telecom market with their own advantages in different professional areas respectively. China United Network Communications Group Co.,Ltd ("China Unicom") was officially established on 6 January 2009 on the basis of the merger of former China Netcom and former China Unicom. It has subsidiaries in 31 provinces (autonomous regions and municipalities) across China and many countries and regions around the world.

ZTE Corp. engages in the design, development, manufacture, and sale of information and telecommunication technology products. It operates through the following segments: Carriers’ Network, Consumer Business, and Government and Corporate Business. The Carriers’ Network segment focuses on meeting carries’ requirements in network evolution with the provision of wireless access, wireline access, bearer systems, core networks, telecommunication software systems and services, and other innovative technologies and product solutions. The Consumer Business segment is involved in the production and sale of products such as smart phones, mobile data terminals, family terminals, innovative fusion terminals, related software application, and value-added services. The Government and Corporate Business segment offers informatization solutions for the government and corporations through the application of products such as communications networks, IOT, Big Data, and cloud computing. The company was founded by Wei Gui Hou on February 7, 1985 and is headquartered in Shenzhen, China.

China Telecom Corp., Ltd. is a Chinese Telecommunications company. It is one of the listed companies of state-owned China Telecommunications Corporation. Its H share traded in the Stock Exchange of Hong Kong since 15 November 2002. It is a constituent of Hang Seng China Enterprises Index, the index for H share of state-controlled listed companies.

Huawei Technologies is a telecom solutions company that offers infrastructure application software and devices with wireline, wireless, and IP technologies. The company’s products and solutions have been deployed in over 100 countries and have served 45 of the world's top 50 telecom operators as well as one third of the world's population. Huawei Technologies has 3 divisions in the United States: enterprise (IP networking and routers, wireless, storage, data center security), carrier, and consumer devices (smartphones and tablets). Founded in January 1987, Huawei Technologies is headquartered in Shenzhen, Guangdong. Its testing lab is based in Plano, Texas with an additional office in Santa Clara, California.

Part of Microsoft Corp., Microsoft Technology Licensing LLC is an American company located in Tumwater, WA, that offers patent, licensing and legal support services for Microsoft products.

Magic Leap is a proprietary wearable technology that enables users to interact with digital devices in a completely visually cinematic way. Magic Leap is an Augmented Reality US-based startup that is innovating in the AR space to create new hardware and software that will give its users a never-before-seen AR experience and redefine how they access screens and visualize data. The headset combines a user's inherent visual ability with mobile computing – giving visual output equivalent to real-world experience but powered by mobile tech. Using their Dynamic Digitized Lightfield Signal, they generate images indistinguishable from real objects and place those images seamlessly into the real world.

China Mobile Group Zhejiang Co., Ltd. is a company headquartered in Hangzhou, China and ultimately controlled by the Government of China. The firm provides mobile telecommunications services.

China Mobile Communications Group Shandong Co., Ltd., established on 2000-12-29, The scope of business includes basic telecommunications services and value-added telecommunications services within the scope of license approval(The validity period is subject to the license).Engage in the design of networks such as communications and the Internet,invest,Build and Lease;Installation of facilities such as communication and Internet,Engineering construction and maintenance;Operating system integration related to communication and information,Roaming settlement clearing,technology development,Technical Services,equipment sales;sell,rental communication terminal equipment,Internet equipment and its spare parts,Household Appliances and Electronics,smart device,Daily necessities,hardware,furniture home;And provide after-sales service;houses,counter rental,Business agency service,Billing business;design,make,release,Acting for various advertisements.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

China Mobile Group Guangdong Co., Ltd. is a company headquartered in Guangzhou, China and ultimately controlled by the Government of China. The firm provides mobile telecommunications services.

China Mobile Group Beijing Co., Ltd. engages in the provision of mobile telecommunications services. It offers services such as phone communication services including voice, data, and multimedia, internet access, internet network design, and others. The company was founded on August 28, 1999 and is headquartered in Beijing, China.

Tencent Technology (Shenzhen) Co., Ltd. designs and develops computer software and provides Internet information services in China. It offers instant messaging services; QQ, an Internet-based instant messaging tool to support online message communications and instant voice, video, and file transmission; TM, an instant messaging communication software application; Real Time eXchange, an instant messaging platform launched for enterprises; Traveler, a multi-page web page browser; QQDoctor, an anti-virus tool developed to address the problem of Trojan viruses that steal QQ passwords; QQMailbox, provides e-mail services to users; and QQDownload, software that simultaneously supports various download tasks. The company was founded in 2000 and is located in Shenzhen, China.

MCI, Inc. (d/b/a Verizon Business) was an American telecommunication corporation, and is currently a subsidiary of Verizon Communications, with its main office in Ashburn, Virginia. The corporation was formed originally as a result of the merger of WorldCom and MCI Communications corporations, and used the name MCI WorldCom, succeeded by WorldCom, before changing its name to the present version on April 12, 2003, as part of the corporation's ending of its bankruptcy status. The company traded on NASDAQ as WCOM (pre-bankruptcy) and MCIP (post-bankruptcy). The corporation was purchased by Verizon Communications with the deal finalizing on January 6, 2006, and is now identified as that company's Verizon Enterprise Solutions division with the local residential divisions being integrated slowly into local Verizon subsidiaries.

Meta is a social technology company that enables people to connect, find communities, and grow businesses. Previously known as Facebook, Mark Zuckerberg announced the company's rebrand to Meta on October 28, 2021, at the company's annual Connect Conference. Facebook was founded by Mark Zuckerberg in Menlo Park, California in 2004. With millions of more users, [Friendster] attempted to acquire the company for $10 million in mid-2004. Facebook turned down the offer and subsequently received $12.7 million in funding from [Accel Partners] at a valuation of around $100 million. Facebook continued to grow opening up to high school students in September 2005 and adding a photo-sharing feature the next month. The next spring, Facebook received $25 million in funding from [Greylock Partners] and [Meritech Capital] as well as previous investors [Accel Partners] and [Peter Thiel]. The pre-money valuation for this deal was about $525 million. Facebook subsequently opened up to work networks eventually amassing over 20,000 work networks. Finally, in September 2006, Facebook was opened to anyone with an email address. Facebook continued to receive funding most notably in January 2011 receiving $1.5 billion and valuing the company at $50 billion. A year later in February 2012, Facebook announced that it was filing for its long-anticipated initial public offering. The company went public on May 18, 2012 opening in [NASDAQ] with shares trading at $42.05. Facebook announced positive numbers in February 2012 upon filing for its IPO. As of July 2013, over 1.15 billion users have logged into Facebook every month and 669 million users daily. Mobile users now make up half of Facebook’s user base with 819 million monthly active. Facebook is one of the most trafficked sites in the United States. Additionally, Facebook is the top photo-sharing site with 250 million photos uploaded per day. The company has a strategic partnership with AXA Group to develop marketing and commercial collaboration in the digital, social, and mobile sphere. Meta is currently the owner of many applications and services such as Facebook App, Instagram, Whatsapp, Oculus VR, Pagemodo Pagebuilder, [RSS Graffiti], Huddle, and more. Facebook is the world’s largest social network with over 2.9 billion monthly active users.

OPPO Electronics Corporation is an electronics manufacturer based in Dongguan, Guangdong, China. Its major product lines include MP3 players, portable Media players, LCD-TVs, e-books, DVD/Blu-ray Disc players, and mobile phones. Founded in 2004, the company has registered the Oppo brand name in many parts of the world. OPPO Electronics Corporation has registered its divisions in Indonesia, Thailand, India, Bangladesh, and more.

Beijing Tuoming Technology Co. Ltd., a subsidiary of Kyland Technology Co., Ltd., is a company headquartered in Beijing, China. The firm engages in computer technology development operation. It was acquired by Kyland Technology Co., Ltd. on September 07, 2015 for $586.15 million.