These Chinese managed service providers are mostly large technology groups and established software development firms. They offer a range of services from cloud computing and AI to telecommunications and digital transformation solutions. Notable companies include Huawei, a global provider of ICT infrastructure, and Tencent, which enriches internet users' lives through social platforms and financial technology. Alibaba Group specializes in AI, cloud computing, and e-commerce infrastructure, while Baidu is a leading AI company with diverse products and services.
A significant pattern among these companies is their concentration in major technology hubs. Many are headquartered in Shenzhen, such as Huawei and Tencent, or in Beijing, including Baidu and China Telecom. Hangzhou also features prominently with Alibaba Group and Alibaba Cloud, indicating a geographic clustering of these large technology entities.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Huaweihuawei.com
A global provider of ICT infrastructure and smart devices, offering integrated solutions in telecom networks, IT, smart devices, and cloud services |
139,935 | |||
| 2 |
Tencenttencent.com
A technology company based in China that enriches the lives of Internet users through communications, social platforms, advertising, financial technology, and business services |
89,197 | |||
| 3 |
Alibaba Groupalibabagroup.com
Leading global company specializing in AI, cloud computing, and e-commerce infrastructure to facilitate business worldwide with innovation. |
85,809 | |||
| 4 |
Baidu, Inc.baidu.com
Leading AI company with comprehensive AI stack, diverse products, and services, serving millions of users, developers, and enterprises worldwide. |
26,390 | |||
| 5 |
China Telecom Corporation Limitedchinatelecom-h.com
A telecommunications company based in Beijing, China Telecom connects customers with high-quality services and opportunities for growth through networking on LinkedIn |
7,202 | |||
| 6 |
Inspur Groupen.inspur.com
A leading Chinese provider of cloud computing, big data services, and IT solutions for global clients in various industries for over 70 years |
5,898 | |||
| 7 |
Alibaba Cloudalibabacloud.com
A leading provider of scalable cloud computing and data management services, offering cost-effective solutions for businesses, financial institutions, governments, and organizations worldwide |
5,223 | |||
| 8 | 4,309 | ||||
| 9 |
Ping An Technologytech.pingan.com
Utilizing AI and cloud technology, the company develops platforms and services for various industries, aiming to become a global leader in AI and cloud technology |
3,679 | |||
| 10 |
JDTjdt.com.cn
A business group focused on serving governmental and corporate clients through technology, providing digital and intelligent solutions based on cutting-edge technologies |
3,612 | |||
| 11 |
Digital Chinadigitalchina.com
The company specializes in digital transformation, utilizing core technologies to provide IT and data-driven capabilities for various industries |
2,853 | |||
| 12 | 2,688 | ||||
| 13 |
Inspur Electronic Information Industry Co.,Ltdinspur.com
A leading cloud computing solution provider offering IaaS, PaaS, and SaaS levels with high-end servers, storage, operating systems, and information security technology |
2,523 | |||
| 14 |
中软国际科技服务有限公司chinasofti.com
A technology service company based in Xi'an, China, specializing in international technology services |
2,464 | |||
| 15 | 
甲骨文(中国)软件系统有限公司oracle.com
A computer software company based in China specialized in developing software systems |
2,413 | |||
| 16 |
Sangfor Technologiessangfor.com
A global leader in IT infrastructure, security solutions, and cloud computing, providing innovative products for businesses worldwide through dedicated customer service and support |
2,322 | |||
| 17 |
Amazon Web Servicesaws.amazon.com
Leading cloud provider offering over 200 services for compute, storage, databases, networking, analytics, IoT, AI, VR/AR, security, and more worldwide Trusted by millions |
993 | |||
| 18 |
石化盈科信息技术有限责任公司pcitc.com
A leading information technology service provider offering a complete IT service value chain with core businesses in various industries |
905 | |||
| 19 |
华为终端(深圳)有限公司huawei.com
A semiconductor firm based in China that operates out of Shenzhen, Guangdong Province, specializing in terminal technology |
794 | |||
| 20 |
Kingsoft Cloudksyun.com
A leading global cloud computing service provider offering a diverse range of cloud solutions for various industries, emphasizing artificial intelligence research and applications |
710 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 21 |
UClouducloud-global.com
A neutral and secure cloud computing service platform offering a wide range of products and industry solutions with global data centers and a diverse team |
544 | |||
| 22 |
Tencent Cloudtencentcloud.com
A leading cloud company providing innovative solutions for digital transformation across various industries worldwide through advanced technologies like cloud computing, AI, and Big Data analytics |
536 | |||
| 23 |
ZTEsoft Technologyiwhalecloud.com
A global leader in providing BSS/OSS solutions to telecom operators and IoT solutions to enterprises, focusing on digital transformation and customer experience |
504 | |||
| 24 |
21Vianet Group,Inc.21vianet.com
A leading provider of Internet data center services in China, offering hosting, cloud, and VPN services to improve Internet infrastructure reliability and security |
454 | |||
| 25 |
ChinaNetCenter - The leading CDN & IDC provider in Chinawangsu.com
A global leader in cloud delivery and edge computing, providing CDN, edge computing, security, SD-WAN, and cloud solutions to enhance digital experiences |
434 | |||
| 26 |
Tsinghua Unigroupunigroup.com.cn
Leading Chinese semiconductor and digital infrastructure provider offering chip to cloud solutions, specializing in 5G, IoT, and AI technologies globally |
427 | |||
| 27 |
PCG - Public Cloud Grouppcg.io
Support companies through complete cloud journey with public cloud solutions, including SAP transformation, cloud-native development, security, data, AI, and managed operations. |
412 | |||
| 28 |
网宿科技wangsu.com
Specializing in innovative product solutions, we strive to provide personalized services by continuously developing new technologies and adapting to market changes |
385 | |||
| 29 |
宝德科技集团股份有限公司powerleader.com.cn
A leading IT group based in Hong Kong, specializing in servers, cloud computing, and big data solutions, providing IT services and solutions in China |
370 | |||
| 30 |
Topsec Technology Grouptopsec.com.cn
A leading provider in China of network security, big data, and secure cloud services, offering innovative products in various technological fields |
361 | |||
| 31 |
深信服科技股份有限公司sangfor.com.cn
An environmental services provider based in China specializing in innovative solutions for sustainability and environmental protection |
348 | |||
| 32 |
21vianet21vianet.com
Leading data center services provider in China offering hosting, cloud, and VPN services for improved reliability, security, and speed of Internet infrastructure for diverse clientele |
343 | |||
| 33 |
Qiming Information Technology Co., Ltdqm.cn
A Chinese-based information technology and services company specializing in IT solutions based out of Changchun, China |
317 | |||
| 34 |
腾讯云计算(北京)有限责任公司cloud.tencent.com
A cloud computing company based in Beijing, China, specializing in computer software solutions |
313 | |||
| 35 |
PingAn Technologypingan.com
A technology arm of a financial group, specializing in AI, cloud, and big data technologies, with a focus on innovation and customer service |
272 | |||
| 36 |
HUAWEI Technology co., ltd.
A computer software company based in Dongguan, China, specializing in technology solutions and services |
233 | |||
| 37 |
Hangzhou DtDream Technology Co., Ltddtdream.com
Cloud computing and big data solutions provider with an integrated terminal, specializing in government, urban, and industrial internet applications |
207 | |||
| 38 |
Alibaba Cloud Globalint.alibabacloud.com
A global leader in cloud computing and artificial intelligence, providing reliable and secure online solutions to enterprises, developers, and governments worldwide |
204 | |||
| 39 |
263net263.com
An international communication services provider in China, offering voice and data communication services for domestic SMEs, business people, and overseas Chinese families |
194 | |||
| 40 |
腾讯科技(北京)有限公司tencent.com
A computer software company based in Beijing, China focused on technology and innovation in the tech industry |
190 | |||
| 41 |
Capinfo Company Limitedcapinfo.com.cn
An IT services company located in Beijing, China, specializing in providing information technology solutions to businesses |
181 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
More company lists in China
- The largest companies in China 4,090
- Multinational companies in China 1,170
- Manufacturers in China 1,003
- Companies with in-house R&D in China 981
- Publicly traded companies in China 676
- Hardware manufacturers in China 664
- Corporate groups and holding companies in China 473
- Public sector organisations in China 357
- Financial services firms in China 334
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- AI companies in China 176
- IT Services and IT Consulting companies in China 163
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