| TRI-I BIOTECH (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONG KONG UNITED INTERNATIONAL BIOTECH CO., LIMITED | Private company limited by shares | Live |
| TAYU United Biotech (Hong Kong) Co., Limited | Private company limited by shares | Live |
| Hong Kong Vanderburg Biotech Co., Limited | Private company limited by shares | Live |
| VITAL BIOTECH (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| VivaVision Biotech (Hong Kong) Limited | | Live |
| West-Mirror Biotech (Hong Kong) Limited | | Live |
| Hong Kong XABC Biotech Co., Limited | Private company limited by shares | Live |
| Hong Kong XinHengTai Biotech Co., Limited | Private company limited by shares | Live |
| HONG KONG SHENG YANG BIOTECH COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG YANSHUN BIOTECH LIMITED | Private company limited by shares | Live |
| HONG KONG OI YING BIO-TECH CO., LIMITED | Private company limited by shares | Dissolved |
| HONG KONG YOTO (INT'L GROUP) BIOTECH CO., LIMITED | Private company limited by shares | Live |
| Hong Yuen Biotech Company Limited | Private company limited by shares | Live |
| HONG KONG MU ZHENG BIO-TECH LIMITED | Private company limited by shares | Live |
| HONG KONG YUE ZHOU BIO-TECH LIMITED | Private company limited by shares | Dissolved |
| Hongene Biotech International Co., Limited | Private company limited by shares | Live |
| Biotech HongKong Limited | Private company limited by shares | Dissolved |
| ZDC BIOTECH (HONGKONG) LIMITED | Private company limited by shares | Live |
| S BIOTECH (HONGKONG) LIMITED | | Live |
| CHINA (HONGKONG) ENMEI BIOTECH CO., LIMITED | Private company limited by shares | Live |
| Hongkong Biotree Biotech Co., Limited | | Live |
| HONGKONG BOYUE BIO-TECH CO., LIMITED | Private company limited by shares | Live |
| HONGKONG COPE BIO-TECH CO., LIMITED | Private company limited by shares | Live |
| HONGKONG DENCON BIOTECH CO., LIMITED | Private company limited by shares | Live |
| HONGKONG HAOCHENG BIO-TECH CO., LIMITED | Private company limited by shares | Live |
| HONGKONG ZI XIN INTERNATIONAL BIOTECH CO., LIMITED | Private company limited by shares | Live |
| Hongkong Joyous Biotech Co., Limited | Private company limited by shares | Dissolved |
| Hongkong Laugend Bio-Tech Co., Limited | | Live |
| HONGKONG PRINCESS XIANGFEI BIO-TECH CO., LIMITED | Private company limited by shares | Live |
| Hongkong Really Bio-tech Co., Limited | Private company limited by shares | Live |
| Hongkong Richsun Biotech Co., Limited | Private company limited by shares | Live |
| TOPSEN BIOTECH (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| TRUEFULL (HONGKONG) BIOTECH CO., LIMITED | Private company limited by shares | Live |
| HONGKONG YHYS BIO-TECH CO., LIMITED | Private company limited by shares | Live |
| YOHO BIOTECH (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| HongKong YongFeng Bio-Tech Co., Limited | Private company limited by shares | Live |
| Hongkong Crosdomain Bio-Tech Com., Limited | Private company limited by shares | Live |
| DAKEWE BIOTECH (HONGKONG) LIMITED | Private company limited by shares | Live |
| DASHENG BIOTECH (HONGKONG) LIMITED | Private company limited by shares | Live |
| HongKong Delfu Bio-Tech Limited | Private company limited by shares | Live |
| HONGKONG KEDI INTERNATIONAL BIOTECH DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| Green More Biotech Hongkong Limited | Private company limited by shares | Live |
| HONGKONG LIUSHENTONG BIO-TECH GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| HONGKONG KING BIOTECH HOLDINGS GROUP LIMITED | Private company limited by shares | Live |
| HongKong Hanyi International Biotech Limited | Private company limited by shares | Live |
| HONGKONG BASABAWON BIO-TECH INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| HONGKONG YUEHE INT'L BIOTECH CO., LIMITED | Private company limited by shares | Live |
| HONGKONG LIMEI INTERNATIONAL BIOTECH LIMITED | Private company limited by shares | Live |
| HONGKONG MEIHUA BIOTECH LIMITED | Private company limited by shares | Dissolved |
| Aquar Biotech Trading (HongKong) Limited | Private company limited by shares | Live |
| Hongkong Transcend Vivoscope Biotech Co., Limited | | Live |
| ZRong (HongKong) Biotech Limited | | Live |
| Hongkong-Shanghai GaoTin BioTech Co., Limited | | Live |
| HONG KONG HONOUR BIOTECH CO., LIMITED | Private company limited by shares | Live |
| HONG KONG HONOUR BIOTECH CO., LIMITED | | Live |
| Hope Biotech (HongKong) Limited | Private company limited by shares | Live |
| HOPEFUL BIOTECH COMPANY LIMITED | Private company limited by shares | Live |
| Hong Kong House of Elegance Bio-Tech Limited | Private company limited by shares | Live |
| HK HOYEE BIOTECH LIMITED | Private company limited by shares | Live |
| HK HUDA BIOTECH LIMITED | Private company limited by shares | Live |
| HK HUIXINYUAN BIOTECH LIMITED | Private company limited by shares | Live |
| HK HUIYOU INT'L BIOTECH LIMITED | Private company limited by shares | Live |
| Hummingbird Biotech Limited | Private company limited by shares | Dissolved |
| Hygain Bio-tech Co., Limited | Private company limited by shares | Live |
| HYNOVEL BIOTECH LIMITED | Private company limited by shares | Live |
| ICONTHIN BIOTECH CORP LIMITED | Private company limited by shares | Live |
| iDNA Biotech Co. Limited | Private company limited by shares | Live |
| IILO BIOTECH HK LIMITED | | Live |
| IKER (HK) BIOTECH TRADING LIMITED | Private company limited by shares | Live |
| Illuminsun Biotech Co., Limited | Private company limited by shares | Live |
| ImmunoVax Bio-Tech Limited | Private company limited by shares | Live |
| IMPALA CA BIOTECH LIMITED | Private company limited by shares | Dissolved |
| E-5 BIOTECH INCORPORATION LIMITED | Private company limited by shares | Live |
| Indo Biotech Limited | Private company limited by shares | Dissolved |
| KS BIOTECH INDUSTRIAL LIMITED | Private company limited by shares | Live |
| JJY BIOTECH INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Castor Biotech Industrial Co. Limited | Private company limited by shares | Dissolved |
| BIOTECH GROUP (HONGKONG) INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| BIOTECH LAB & INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| SCV Biotech Industry Company Limited | Private company limited by shares | Live |
| CHINA BIOTECH INDUSTRY GROUP LIMITED | Private company limited by shares | Live |
| NANCHANG BIOTECH A&C BIOTECHNICAL INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| GREENLAND BIOTECH INDUSTRY LIMITED | Private company limited by shares | Live |
| HEH BIOTECH INDUSTRY GROUP (HK) LIMITED | Private company limited by shares | Live |
| HANERGY BIOTECH INDUSTRY SINO-FOREIGN LIMITED | Private company limited by shares | Live |
| Infinity Biotech Limited | | Live |
| INGOOD BIOTECH COMPANY LIMITED | Private company limited by shares | Live |
| Inhaler Biotech Limited | Private company limited by shares | Live |
| Inhey Biotech Company Limited | Private company limited by shares | Live |
| BIOTECH INITIATIVES OF CHELSEA LIMITED | Private company limited by shares | Live |
| INNEX BIO-TECH LIMITED | Private company limited by shares | Live |
| Innotify Biotech Limited | Private company limited by shares | Live |
| BIOTECH INNOVATIONS LIMITED | Private company limited by shares | Live |
| Jiuwei Biotech Phytomedicine Research Institute (H.K) Limited | | Live |
| INTERCEPIA BIOTECH LIMITED | Private company limited by shares | Dissolved |
| CGF EN BIO-TECH INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| BIOTECH INTERNATIONAL LIMITED | Private company limited by shares | Live |
| TG BIO-TECH (INTERNATIONAL) LIMITED | Private company limited by shares | Live Commenced dormancy on 01-Aug-2015 |
| USA SY Bio-tech International Limited | Private company limited by shares | Dissolved |