| CHAMPION TELECOM LIMITED | Private company limited by shares | Live |
| CHAMPION TELECOM SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| YOON CHANG TELECOM LIMITED | Private company limited by shares | Live |
| CHEERIO TELECOM LIMITED | Private company limited by shares | Dissolved |
| SHI CHENG TELECOM LIMITED | | Live |
| Cheong Wah Telecom Company Limited | Private company limited by shares | Live |
| HEN CHEONG TELECOM SYSTEM ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CHERISH TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHERRY TELECOM LIMITED | Private company limited by shares | Live |
| CHIEF TELECOM (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| CHILI TELECOM LIMITED | Private company limited by shares | Dissolved |
| CHIMA TELECOM CO LIMITED | Private company limited by shares | Live |
| CHINA TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| TELECOM CHINA LIMITED | Private company limited by shares | Dissolved |
| NEW CHINA TELECOM CO. LIMITED | Private company limited by shares | Live |
| CHINA NEW TELECOM LIMITED | Private company limited by shares | Dissolved |
| YAU TELECOM (CHINA) LIMITED | Private company limited by shares | Dissolved |
| WAN TAI CHINA TELECOM LIMITED | Private company limited by shares | Live |
| CHINA QT TELECOM LIMITED | Private company limited by shares | Dissolved |
| CPS TELECOM (CHINA) LIMITED | Private company limited by shares | Live |
| HK TELECOM CHINA LIMITED | Private company limited by shares | Live |
| TELECOM (CHINA) LIMITED | Private company limited by shares | Live |
| CHINA TELECOM ASIA LIMITED | Private company limited by shares | Dissolved |
| CHINA TELECOM CAPITAL LIMITED | Private company limited by shares | Dissolved |
| LINK TELECOM (SOUTH CHINA) CO., LIMITED | Private company limited by shares | Dissolved |
| FORTUNE TELECOM (CHINA) DISTRIBUTION LIMITED | Private company limited by shares | Live |
| China Telecom Enterprise Limited | Private company limited by shares | Live |
| FORTUNE TELECOM (CHINA) LIMITED | Private company limited by shares | Live |
| CHINA GREATWALL TELECOM LIMITED | Private company limited by shares | Dissolved |
| ASIA TELECOM NETWORK GROUP CHINA LIMITED | Private company limited by shares | Dissolved |
| Kerax Telecom (China) Co, Limited | Private company limited by shares | Live |
| CHINA LEADER TELECOM LIMITED | Private company limited by shares | Dissolved |
| MULTI - TECH (CHINA) TELECOM SYSTEM LIMITED | Private company limited by shares | Live |
| NOMAD TELECOM (CHINA) LIMITED | Private company limited by shares | Dissolved |
| STAR TELECOM OVERSEAS (CHINA) LIMITED | Private company limited by shares | Dissolved |
| CHINA PALMS TELECOM LIMITED | Private company limited by shares | Live |
| PingFeng Telecom China Limited | Private company limited by shares | Live |
| RICH CHINA TELECOM LIMITED | Private company limited by shares | Dissolved |
| CHINA RICH TELECOM LIMITED | Private company limited by shares | Dissolved |
| STAR TELECOM (CHINA INVESTMENT) LIMITED | Private company limited by shares | Live |
| TECH-TRANS TELECOM (CHINA) LIMITED | Private company limited by shares | Live |
| CHINA-HONGKONG TELECOM LIMITED | Private company limited by shares | Live |
| CHINAKING TELECOM HOLDING LIMITED | Private company limited by shares | Live |
| Chinalink Telecom Limited | Private company limited by shares | Live |
| CHI TA CHING TELECOM LIMITED | Private company limited by shares | Dissolved |
| Yang Ching Telecom Company Limited | | Live |
| WA CHONG TELECOM LIMITED | Private company limited by shares | Live |
| Bai Chuan Telecom Limited | Private company limited by shares | Live |
| CHUAN WEI TELECOM (HONG KONG) LIMITED | Private company limited by shares | Live |
| Chuangsheng Telecom Limited | Private company limited by shares | Live |
| Chung Wai Telecom Limited | Private company limited by shares | Live |
| CHUNGHAI TELECOM LIMITED | Private company limited by shares | Live |
| CHUNGHING TELECOM LIMITED | Private company limited by shares | Live |
| CHUNGSHUN TELECOM LIMITED | Private company limited by shares | Live |
| STAR CIRCLE TELECOM LIMITED | Private company limited by shares | Live |
| CITI TELECOM (HK) LIMITED | Private company limited by shares | Live |
| CITIC Telecom International (Concept) Limited | Private company limited by shares | Live |
| CITIC Telecom International (Data) Limited | Private company limited by shares | Live |
| CITIC Telecom International Holdings Limited | Public company limited by shares | Live |
| CITIC Telecom International CPC Limited | Private company limited by shares | Live |
| CITIC Telecom International Limited | Private company limited by shares | Live |
| CITICO TELECOM LIMITED | Private company limited by shares | Live |
| SKY CITI-LINK INTERNATIONAL TELECOM LIMITED | Private company limited by shares | Dissolved |
| CHINA CITY TELECOM CO., LIMITED | Private company limited by shares | Dissolved |
| CHINA CITY TELECOM (GROUP) HOLDINGS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Glory City Telecom Co., Limited | Private company limited by shares | Dissolved |
| CITY TELECOM (H.K.) LIMITED | Private company limited by shares | Live |
| SK Telecom Smart City Management Co., Limited | Private company limited by shares | Live |
| Whole City Telecom Advertising Limited | | Live |
| CITYLINK TELECOM LIMITED | Private company limited by shares | Dissolved |
| CIVILIZATION TELECOM CO., LIMITED | Private company limited by shares | Live |
| CLEAR TELECOM COMPANY LIMITED | Private company limited by shares | Live |
| CLICKAGE TELECOM LIMITED | Private company limited by shares | Dissolved |
| CLICKHERE TELECOM LIMITED | Private company limited by shares | Live |
| Cloud 9 Telecom Limited | Private company limited by shares | Live |
| IPS TELECOM CO., LIMITED | Private company limited by shares | Dissolved |
| S K TELECOM CO., LIMITED | Private company limited by shares | Live |
| MSD TELECOM CO., LIMITED | Private company limited by shares | Dissolved |
| T B TELECOM CO., LIMITED | Private company limited by shares | Dissolved |
| TELECOM SA CO., LIMITED | Private company limited by shares | Live |
| FLY TELECOM CO., LIMITED | Private company limited by shares | Dissolved |
| ALL ONE TELECOM CO., LIMITED | Private company limited by shares | Live |
| VIT TELECOM CO., LIMITED | Private company limited by shares | Dissolved |
| AQ MAX TELECOM CO., LIMITED | Private company limited by shares | Dissolved |
| KDS TELECOM CO., LIMITED | Private company limited by shares | Live |
| HI TELECOM CO., LIMITED | Private company limited by shares | Live |
| KE XUN TELECOM CO., LIMITED | Private company limited by shares | Live |
| AAC TELECOM CO., LIMITED | Private company limited by shares | Live |
| LS Telecom Co., Limited | Private company limited by shares | Dissolved |
| E Telecom Co., Limited | Private company limited by shares | Live |
| TBK TELECOM CO., LIMITED | Private company limited by shares | Live |
| MS TELECOM CO., LIMITED | Private company limited by shares | Live |
| C&G Telecom Co., Limited | Private company limited by shares | Live |
| ZR TELECOM CO., LIMITED | Private company limited by shares | Live |
| MG TELECOM CO., LIMITED | Private company limited by shares | Live |
| TNY TELECOM CO., LIMITED | Private company limited by shares | Live |
| ZD TELECOM CO., LIMITED | Private company limited by shares | Live |
| Kam Yat Telecom Co., Limited | Private company limited by shares | Live |
| AHC Telecom Co., Limited | Private company limited by shares | Live |
| Ju Li Telecom Co., Limited | | Live |