| Chongqing Vocational College of Economics and Trade | |
| Chongqing Vocational College of Information Technology | |
| Chongqing Vocational College of Public Transportation | |
| Chongqing Vocational College of Science and Technology | |
| Chongqing Vocational College of Transportation | |
| Chongqing Vocational Institute of Tourism | |
| Chongqing Xiantao Data Valley CCI Capital Ltd | Chongqing |
| Chongqing Yifei Technology Co., Ltd | Chongqing |
| Chroma ATE, Inc. | Taiwan |
| CHT Security Co., Ltd | Taiwan |
| Chuang Hon Yi Axle Co., Ltd | Taiwan |
| Chuangyi International Co., Ltd | Taiwan |
| Chufon Technology Co., Ltd | Taiwan |
| Chung Che Computer Co., Ltd | Taiwan |
| Chung Hua University | |
| Chung Hua University - Department of Communication Engineering | Taiwan |
| Chung Shan Medical University | |
| Chung Yuan Christian University | |
| Chung Yuan Christian University - College of Electrical Engineering and Computer Science | Taiwan |
| Chung-Chung | Taiwan |
| Chung-Hua Institution for Economic Research | |
| Chung-Jen Junior College of Nursing, Health Sciences and Management | |
| Chunghwa Precision Test Tech Co., Ltd | Taiwan |
| Chunghwa Telecom Laboratories | Taiwan |
| Chunghwa University of Medical Technology | |
| Chungwa Telecom | Taiwan |
| Chunyi Industrial Co., Ltd | Taiwan |
| Chuxiong Medical College | |
| Chuxiong Normal University | |
| Chuzhou City Vocational College | |
| Chuzhou Polytechnic | |
| Chuzhou University | |
| Chwen-Der Electric & Co., Ltd | Taiwan |
| Chyao Shiunn Electronic Industrial Ltd | Taiwan |
| Chyi Ding Technologies Co., Ltd | Taiwan |
| Cimsoft Corporation | Hong Kong |
| CipherLab Co., Ltd | |
| Citic Telecom International | Hong Kong |
| CITIC Telecom International CPC Ltd | Hong Kong |
| Citotest Scientific Co., Ltd | |
| City University of Hong Kong | Hong Kong |
| City University of Hong Kong - Department of Computer Science | Hong Kong |
| City University of Hong Kong - Department of Electronic Engineering | Hong Kong |
| City University of Hong Kong - Department of Information Systems | Hong Kong |
| City University of Hong Kong - Department of Mathematics | Hong Kong |
| City University of Hong Kong - Liu Bie Ju Centre for Mathematical Sciences | Hong Kong |
| CK Hutchinson Holdings Ltd | Hong Kong |
| CL Biologics | |
| Clare.AI | Hong Kong |
| ClareKnows | |