| HK ZHIYUAN BIOTECHNOLOGY INT'L GROUP CO., LIMITED | Private company limited by shares | Live |
| HK ZHIZHENTANG BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| Zhonggu Biotechnology Int'l Group Co., Limited | | Live |
| HK ZHONGHUI BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| ZHONGKEKUIHUA BIOTECHNOLOGY LIMITED | | Live |
| ZhongTai Biotechnology Pharmaceutical Group Co., Limited | Private company limited by shares | Live |
| ZhongYan Biotechnology (HK) Co., Limited | Private company limited by shares | Live |
| HK ZHONGYANG (ASIA) BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KOREA ZHONGYANG BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK ZHONGYUAN HEALTH BIOTECHNOLOGY GROUP LIMITED | Private company limited by shares | Live |
| France Yao Zhuang Biotechnology Group Co., Limited | Private company limited by shares | Live |
| ZHUOMEI BIOTECHNOLOGY CO., LIMITED | | Live |
| ZIBOSHI BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| ZiShan Biotechnology (Asia) Limited | Private company limited by shares | Live |
| HK ZIWUNIU BIOTECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| ZiXi Bio-Technology Group Co., Limited | Private company limited by shares | Live |
| ZKJMW BIO-TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| ALL ZONE BIOTECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| ZUODY BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK ZUZHUANGTANG BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| XINSHA AGRICULTURE (HONG KONG) BIO-TECHNOLOGY.COM LIMITED | Private company limited by shares | Dissolved |
| MERMAID BIOTECHNOLOGY(HK) CO., LIMITED | Private company limited by shares | Live |
| Deok-ao Biotechnology(Hong Kong) Limited | Private company limited by shares | Live |
| SANJING BEVERAGE BIOTECHOLOGY CO., LIMITED | | Live |
| GenX biotechology Limited | | Live |
| THM Biotechpharm Limited | Private company limited by shares | Live |
| BIOTECHQ LIMITED | Private company limited by shares | Live |
| Ikong Biotechs Limited | Private company limited by shares | Live |
| BIOTECHVIE LIMITED | Private company limited by shares | Live |
| Biotecks Limited | Private company limited by shares | Dissolved |
| Biotecs Limited | Private company limited by shares | Live |
| HK BIOTEK LIMITED | Private company limited by shares | Live |
| 3D Biotek Limited | | Live |
| BELIEF INGREDIENTS BIOTEK LIMITED | | Live |
| Biotek Investment Limited | Private company limited by shares | Live |
| SIRIO BIOTEK LIMITED | Private company limited by shares | Live |
| BIOTEK SYSTEM PVT LIMITED | Private company limited by shares | Dissolved |
| TRANSGENE BIOTEK HK LIMITED | Private company limited by shares | Live |
| BIOTERFLY CO., LIMITED | Private company limited by shares | Live |
| Biotest Limited | Private company limited by shares | Live |
| BIOTEX LIMITED | Private company limited by shares | Live |