| HK YEHONG BIOLOGICAL TECHNOLOGY (GROUP) LIMITED | Private company limited by shares | Live |
| Yellow Sea Biological Technology (HK) Limited | Private company limited by shares | Dissolved |
| HK YIERMEI BIOLOGICAL TECHNOLOGY (GROUP) LIMITED | Private company limited by shares | Dissolved |
| YIKANG BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HK YINUO BIOLOGICAL TECHNOLOGY GROUP LIMITED | Private company limited by shares | Live |
| Yishantang Biological & Technology Limited | Private company limited by shares | Live |
| HK YIZHIAI BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK YIZHIKANG BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| YOSATEN BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK YOULAN BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK YOUNG BEAUTY BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Young Biological Technology Co., Limited | Private company limited by shares | Live |
| Yuanshangmei Biological Technology Co., Limited | Private company limited by shares | Live |
| FRANCE YUBIQUAN BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK YUCI ZHENYA BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| YUEJIN BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Zhejiang J&C Biological Technology Co., Limited | Private company limited by shares | Live |
| ZhongWeiYe Biological Technology Co., Limited | Private company limited by shares | Live |
| FRANCE ZHUANGQUAN BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Ziyan Biological Technology Limited | Private company limited by shares | Live |
| HK ZUNOU BIOLOGICAL TECHNOLOGY GROUP LIMITED | Private company limited by shares | Live |
| HK TELANMU BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| TIANFUSIYU BIOLOGICAL TECHNOLOGY GROUP LIMITED | Private company limited by shares | Live |
| Tianlu Biological Technology Limited | Private company limited by shares | Live |
| TIANXIANG BIOLOGICAL TECHNOLOGY CO. LIMITED | Private company limited by shares | Live |
| TIANYUAN BIOLOGICAL TRADING CO., LIMITED | Private company limited by shares | Live |
| France For Time Biological Technology Co., Limited | Private company limited by shares | Live |
| Titan Biological & Agricultural Technology Co., Limited | Private company limited by shares | Live |
| TONGYI (HONG KONG) BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Topebel Biological Co., Limited | | Live |
| HK HAO XIN BIOLOGICAL PRODUCTS INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Dissolved |
| HOOKE BIOLOGICAL TRADING CO., LIMITED | | Live |
| Dake Biological International Trading Co., Limited | Private company limited by shares | Live |
| HK FUMANNI BIOLOGICAL R&D TRADING LIMITED | Private company limited by shares | Live |
| HFP BIOLOGICAL TECHNOLOGY & TRADING LIMITED | Private company limited by shares | Live |
| Unite Biological Limited | | Live |
| France u'skin Biological Technology Co., Limited | Private company limited by shares | Dissolved |
| Vitabio Biological Co., Limited | | Live |
| HK WAHAHA BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| WEILI SHIYA BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| France Weiliya Biological Technology R&D Center Limited | Private company limited by shares | Live |
| WEIMEI BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| WINNER BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HK WOMANWAY BIOLOGICAL SCIENCE GROUP LIMITED | Private company limited by shares | Live |
| Hong Kong Wuyang Biological Technology Company Limited | | Live |
| AI XIANG MEI BIOLOGICAL TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| JIAHE XIANGRUI (HK) BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| France Xiangyi Biological Technology Co., Limited | Private company limited by shares | Live |
| Xiluo Biological Science Technology Co., Limited | Private company limited by shares | Live |
| HK XINAISHA BIOLOGICAL TECHNOLOGY GROUP LIMITED | Private company limited by shares | Live |
| XINGBANDAOZHI (JAPAN) BIOLOGICAL TECHNOLOGY LIMITED | | Live |
| HK XINGLINXUAN BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| XINJIU (HK) BIOLOGICAL ENVIRONMENTAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK XINONG BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| XINXINYING BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| FRANCE XIUFUQUAN BIOLOGICAL TECHNOLOGY GROUP LIMITED | Private company limited by shares | Live |
| Xueya (Hong Kong) Biological Technology Limited | Private company limited by shares | Dissolved |
| YAFENG BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| YAMAY BIOLOGICAL (HK) CO., LIMITED | Private company limited by shares | Live |
| HK YANSHOUTANG BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HK YAQUAN BIOLOGICAL SCIENCE AND TECHNOLOGY LIMITED | Private company limited by shares | Live |
| YASHI MASK (HONG KONG) BIOLOGICAL LIMITED | Private company limited by shares | Live |
| HK YAYUN BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| FRANCE YAZI BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| YEARNING (H.K.) BIOLOGICAL GROUP CO., LIMITED | Private company limited by shares | Live |
| Guangzhou Yidingcheng Biological Technology Co., Limited | Private company limited by shares | Live |
| YIHUIYUAN HK BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| YINGKANG BIOLOGICAL TECHNOLOGY LIMITED | | Live |
| YITIJIAN (H.K.) BIOLOGICAL TECHNOLOGY DEVELOPMENT LIMITED | Private company limited by shares | Live |
| HK YOUBOLAI BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| UK YOUBU BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Hong Kong Youyang Biological Technology Limited | Private company limited by shares | Live |
| Youzhi Biological (HK) Limited | | Live |
| SINGAPORE HUA YUAN BIOLOGICAL LIMITED | Private company limited by shares | Dissolved |
| Li Yuan Biological Technology Limited | Private company limited by shares | Live |
| HK YUANKANG BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| YUANMEI (GUOJI) BIOLOGICAL TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| HK YUANSHENGTANG BIOLOGICAL SCIENCE AND TECHNOLOGY GROUP LIMITED | Private company limited by shares | Live |
| HK YUDIE (INTERNATIONAL) BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| YUESHENG ZHIYUAN BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| FRANCE YUQUAN BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK YUSHENGTANG BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| ZHEJIANG ZBQY BIOLOGICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| ZEYOUTH BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HONGHKONG ZHIMEI NIANHUA BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ZHIYI BIOLOGICAL CO., LIMITED | Private company limited by shares | Live |
| Zhong Nan Kang Mei Biological Technology Co., Limited | Private company limited by shares | Live |
| Zhong Kang Yuan Biological Technology Company Limited | Private company limited by shares | Live |
| ZHONGJING BIOLOGICAL PHARMACEUTICAL GROUP LIMITED | Private company limited by shares | Live |
| HK ZHONGNENG BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ZHONGTIAN AGRICULTURAL & BIOLOGICAL GROUP LIMITED | Private company limited by shares | Live |
| ZHONGYUE BIOLOGICAL TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| ZOLMAN BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| ZOLMAN BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| EUROPA BIOLOGICALMEDICINE LIMITED | Private company limited by shares | Live |
| EVL Biologicals Asia Limited | Private company limited by shares | Live |
| AVAC BIOLOGICALS LIMITED | Private company limited by shares | Dissolved |
| CAMBRIDGE BIOLOGICALS LIMITED | Private company limited by shares | Live |
| GOLDFIRE BIOLOGICALS LIMITED | Private company limited by shares | Live |
| ANS BIOLOGICALS (HK) LIMITED | Private company limited by shares | Live |