| HK Juncheng Biotechnology Limited | | Live |
| JunYu Biotechnology Co., Limited | | Live |
| Zhongrui Juyuan Biotechnology Co., Limited | Private company limited by shares | Live |
| KAISA BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| GUANGXI KAITAI BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Kajifu (Hong Kong) Biotechnology Co., Limited | Private company limited by shares | Live |
| Kangbang Fuze Biotechnology Co., Limited | Private company limited by shares | Live |
| HK KANGDEMEI BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| KANGHUI BIOTECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| HK KANGJIAN BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK KANGMAO BIO-TECHNOLOGY LIMITED | Private company limited by shares | Live |
| KANGMO BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK KANGNAIFU (SHENZHEN) BIO-TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HK KANGTAI BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK KANGYUAN BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Kangyuan Biotechnology (Hong Kong) CO., LIMITED | | Live |
| KAPTAIN BIOTECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| KEMEIMEI BIOTECHNOLOGY CO., LIMITED | | Live |
| HK KENNI BIOTECHNOLOGY GROUP LIMITED | Private company limited by shares | Dissolved |
| HK Kenyan Biotechnology Co., Limited | Private company limited by shares | Live |
| KEXIUQI BIOTECHNOLOGY LIMITED | | Live |
| HK KEYASI BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| KINGBEST BIOTECHNOLOGY (CHINA) LIMITED | Private company limited by shares | Dissolved |
| KINGNOD BIOTECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| KISSLOVER BIO-TECHNOLOGY LIMITED | Private company limited by shares | Live |
| FRANCE KLRMA BIOTECHNOLOGY (CHINA) CO., LIMITED | Private company limited by shares | Live |
| KOBO BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| KONGDE BIOTECHNOLOGY CORPORATION LIMITED | Private company limited by shares | Live |
| KOREA HOU BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| KOREA AILI BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| KOREA CELEBRITIES BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KOREA CILAN'S BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| KOREA NAI GU BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KOREA HAN CUI BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KOREA HAN TAI BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KOREA NIU RUI EN BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Korea LG Biotechnology Co., Limited | Private company limited by shares | Live |
| ANGEL (KOREA) BIO-TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| KOREA NATURE BEAUTY BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| BIOMAX BIO-TECHNOLOGY (KOREA) CO., LIMITED | Private company limited by shares | Live |
| KOREA GIHYEN BIOTECHNOLOGY CO., LIMITED | | Live |
| Korea Guhanfang Biotechnology Co., Limited | Private company limited by shares | Live |
| KOREA JORVE BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KOREA QIANZIMEI BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Korea Xiangpei Biotechnology Co., Limited | Private company limited by shares | Live |
| KOREA YI KOU BIOTECHNOLOGY CORPORATION LIMITED | Private company limited by shares | Live |
| KOREA GLCOSMETIC BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| KOREA YSF BIOTECHNOLOGY INT'L GROUP LIMITED | Private company limited by shares | Live |
| KOREA LOLITA BIOTECHNOLOGY HOLDING GROUP LIMITED | | Live |
| KOREA HANRYY BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| KOREA HANSU BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KOREA HESONG BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| KOREA MEISHANGNI BIOTECHNOLOGY INT'L GROUP LIMITED | Private company limited by shares | Live |
| Korea JieTianxia Biotechnology Group Limited | Private company limited by shares | Live |
| KOREA KANGLAIYA BIOTECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| KOREA SHENGKANG BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| KOREA XUEZILIAN BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KOWLOON BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| KUO-CHI BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| Kuoko Biotechnology Pharmaceutical Corporation Limited | Private company limited by shares | Live |
| PROCHEM BIOTECHNOLOGY LABORATORIES LIMITED | Private company limited by shares | Dissolved |
| PROCHEM BIOTECHNOLOGY LABORATORIES LIMITED | Private company limited by shares | Dissolved |
| DWD BIOTECHNOLOGY LABORATORY LIMITED | Private company limited by shares | Dissolved |
| LAB-TOP BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| Labway Biotechnology Limited | Private company limited by shares | Live |
| HK LAIQIAO BIO-TECHNOLOGY LIMITED | Private company limited by shares | Live |
| LAMSERMAR BIOTECHNOLOGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| New Land Biotechnology (HK) Limited | Private company limited by shares | Live |
| USA LANDAI BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| HK LANDIE BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| FRANCE LANPHER BIOTECHNOLOGY (GROUP) CO., LIMITED | Private company limited by shares | Live |
| LANSHU BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live Commenced dormancy on 09-Oct-2018 |
| LANSION BIOTECHNOLOGY LIMITED | | Live |
| HK (LANSLEY) BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| Italy Lanya Biotechnology Company Limited | Private company limited by shares | Live |
| LAZY CAT BIOTECHNOLOGY CO., LIMITED | | Live |
| Leafoo Biotechnology Limited | Private company limited by shares | Live |
| LEAPSOUL BIOTECHNOLOGY HK CO LIMITED | Private company limited by shares | Live |
| LEAPSOUL BIOTECHNOLOGY HK CO LIMITED | | Live |
| Learned Biotechnology Co., Limited | Private company limited by shares | Live |
| LEBEASU BIOTECHNOLOGY (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| Lennon Biotechnology Limited | Private company limited by shares | Live |
| FRANCE LESMA BIOTECHNOLOGY COSMETICS CO., LIMITED | Private company limited by shares | Live |
| H. C. LEUNG BIO-TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Leveking Bio-technology (HK) Limited | Private company limited by shares | Live |
| France (Yi Lexuan) Biotechnology Co., Limited | Private company limited by shares | Live |
| HK LEYASOYU BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK LIANG ER LI BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| Gai Liangbaby Biotechnology Limited | Private company limited by shares | Live |
| Liangdian Biotechnology Company Limited | Private company limited by shares | Live |
| HK LIBRA BIOTECHNOLOGY GROUP LIMITED | Private company limited by shares | Dissolved |
| LIBULIAO (INDIA) BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| NEW LIFE BIO-TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| FRENCH BEAUTY LIFE BIOTECHNOLOGY GROUP LIMITED | Private company limited by shares | Live |
| HEALTH LIFE BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| New Life Biotechnology (Hong Kong) Limited | Private company limited by shares | Dissolved |
| Leader Quality Life Biotechnology Limited | Private company limited by shares | Live |
| LIFEGENE BIOTECHNOLOGY CO. LIMITED | Private company limited by shares | Live |
| HK LIFU BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Liman Biotechnology Limited | Private company limited by shares | Live |