| HK HESHEN BIOLOGICAL TECHNOLOGY GROUP LIMITED | Private company limited by shares | Live |
| HETANG BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HK SIX HETAO BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HEYU BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| USA SEAMAN BIOLOGICAL HIGH-TECH (HK) CO., LIMITED | Private company limited by shares | Live |
| CHINA DRAGON BIOLOGICAL HI-TECH GROUP LIMITED | Private company limited by shares | Live |
| China SL (HK) Int'l Biological Tech Limited | Private company limited by shares | Live |
| ZHONGKE (HK) BIOLOGICAL PHARMACEUTICAL CO., LIMITED | Private company limited by shares | Live |
| HIT-ZO (HK) Biological Engineering Co., Limited | Private company limited by shares | Live |
| HONGZE (HK) INT'L BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SANJING BIOLOGICAL (HK) LIMITED | Private company limited by shares | Dissolved |
| DER-KING (HK) BIOLOGICAL SCIENCE LIMITED | Private company limited by shares | Live |
| BOLAN (HK) BIOLOGICAL TECHNIQUE LIMITED | Private company limited by shares | Live |
| BOND (HK) BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| DESKSO (HK) BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KUN BAO (HK) INTERNATIONAL BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| UML (HK) INTERNATIONAL BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| BAO ZI KOU (HK) INTERNATIONAL BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SIDEBER (HK) BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Verkon (HK) Biological Technology Co., Limited | Private company limited by shares | Live |
| Pin Zhen Cao (HK) Biological Technology Co., Limited | | Live |
| CENTURY QINGQING (H.K.) BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HONG KONG ANDI BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Apollo (Hong Kong) Biological Pharmaceutical Limited | Private company limited by shares | Live |
| Hong Kong Apollo Biological Pharmaceutical Limited | Private company limited by shares | Live |
| Hong Kong BaiLi Biological Technology Limited | Private company limited by shares | Live |
| HONG KONG BEISHIMAN BIOLOGICAL TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| Hong Kong Bosheng Tai Biological Co., Limited | | Live |
| HONG KONG CHUANGMEI EAR BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| CHUNG HONG BIOLOGICAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| LESSY (HONG KONG) BIOLOGICAL CO., LIMITED | | Live |
| Hong Kong Noke Biological Co., Limited | Private company limited by shares | Live |
| Hong Kong Dymind Biological Co., Limited | | Live |
| Hong Kong Geo Biological Engineering Company Limited | Private company limited by shares | Live |
| HONG KONG FUHENGBANG BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONG KONG GAOQI BIOLOGICAL TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG BIOLOGICAL GENETICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Shi Bo Fu Jin Biological Group Limited | Private company limited by shares | Live |
| Hong Kong Murad Biological Group Limited | Private company limited by shares | Live |
| HONG KONG AI MEI LAN GROUP BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONG KONG HERONG BIOLOGICAL INDUSTRY LIMITED | | Live |
| HONG KONG HUAYUN BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| JIADUOBAO (HONG KONG) BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Hong Kong Jichuangmei Biological Technology Limited | Private company limited by shares | Live |
| Hong Kong Jinguozhi Biological Co., Limited | Private company limited by shares | Live |
| Hong Kong Jumei Biological Limited | Private company limited by shares | Live |
| HONG KONG KINGSPEED BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONG KONG JIN MO BIOLOGICAL LIMITED | Private company limited by shares | Live |
| BC Biological (Hong Kong) Limited | Private company limited by shares | Live |
| Jinyang Biological (Hong Kong) Co., Limited | Private company limited by shares | Live |
| HAYAO BIOLOGICAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Hao Zhi Biological International (Hong Kong) Limited | Private company limited by shares | Live |
| HONG KONG KONO BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONG KONG LERONG BIOLOGICAL INDUSTRY LIMITED | | Live |
| Hong Kong Lingyue Biological Technology Limited | | Live |
| L'sea Biological Resources Hong Kong Company Limited | Private company limited by shares | Live |
| Matrix Biological Hong Kong Limited | Private company limited by shares | Live |
| HONG KONG MING YAN BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Hong Kong Mu'entang Biological Technology Limited | Private company limited by shares | Live |
| Hong Kong Natural Biological Technology Limited | Private company limited by shares | Live |
| HONG KONG NENGJIANLE BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Hong Kong Nengliang Biological Co., Limited | Private company limited by shares | Live |
| HONG KONG PARDYSM BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Hong Kong DM Biological Pharmaceutical Company Limited | Private company limited by shares | Live |
| Hong Kong Biological Pharmacy Limited | | Live |
| HONG KONG POLARIS BIOLOGICAL TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| Co Ho Biological Products Hong Kong Co., Limited | Private company limited by shares | Live |
| Jin jia (Hong Kong) Biological Products Co., Limited | | Live |
| HONG KONG NILINGHUI BIOLOGICAL PRODUCTS LIMITED | Private company limited by shares | Live |
| Hong Kong Qiansheli Biological Technology Limited | Private company limited by shares | Live |
| HONG KONG RINGPAI BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONG KONG WAN RONG BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONG KONG ROYAL BEE FAN BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Hong Kong Runkou Biological Technology Limited | Private company limited by shares | Live |
| HONG KONG SIMEISI BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HONG KONG S.O.E. BIOLOGICAL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Breeding Stock Biological Limited | Private company limited by shares | Live |
| Luo Sheng Biological (Hong Kong) Stock Limited | | Live |
| HONG KONG SUKHNA BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONG KONG ANQILUO BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Hong kong Boao Biological Technology Limited | Private company limited by shares | Live |
| HONG KONG CHLOE BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ASN (Hong Kong) Biological Technology Co., Limited | Private company limited by shares | Dissolved |
| Hong Kong Yu Fu Mei Biological Technology Co., Limited | Private company limited by shares | Live |
| HONG KONG ZHU SHI BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Hong Kong Fan Si Biological Technology Co., Limited | Private company limited by shares | Live |
| (HONG KONG) YI AO NA BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HONG KONG HE MEI BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| MEI ANN BIOLOGICAL TECHNOLOGY (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| HONG KONG XIN YE BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Hong Kong Yi Jin Biological Technology Co., Limited | Private company limited by shares | Live |
| YI MEI ER (HONG KONG) BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HONG KONG DYK BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HONG KONG HUG MAY BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HONG KONG YUE YU BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Hong Kong Na Luo Yan Biological Technology Co., Limited | Private company limited by shares | Live |
| Hong Kong ASU Biological Technology Co., Limited | Private company limited by shares | Live Commenced dormancy on 12-Sep-2018 |
| T.Y (Hong Kong) Biological Technology Co., Limited | Private company limited by shares | Live |
| Hong Kong Ao Mei Lai Te Biological Technology Co., Limited | Private company limited by shares | Live |
| Hong Kong Pi Yan Biological Technology Co., Limited | Private company limited by shares | Live |