| HK TANGUIFEI ROSEWOOD BIOTECH SHARE LIMITED | Private company limited by shares | Live |
| ROYAL 95 BIOTECH GROUP CO., LIMITED | Private company limited by shares | Live |
| RUITING BIOTECH GROUP CO., LIMITED | Private company limited by shares | Live |
| RUNBIO BIOTECH COMPANY LIMITED | Private company limited by shares | Live |
| HK Runying Biotech Group Co., Limited | Private company limited by shares | Live |
| HK RUOLANTANG BIOTECH LIMITED | Private company limited by shares | Live |
| S.A.F.E. Biotech Limited | | Live |
| SAILING BIO-TECH COMPANY LIMITED | Private company limited by shares | Live |
| SAKA BIOTECH LIMITED | | Live |
| SAMOYA BIO-TECH CO., LIMITED | Private company limited by shares | Live |
| SANFORI BIOTECH LIMITED | Private company limited by shares | Live |
| HK CHA SANG YUEN BIOTECH HOLDINGS LIMITED | Private company limited by shares | Live |
| HONG KONG CHI SANG YUEN BIOTECH LIMITED | Private company limited by shares | Live |
| HK SANGHERB BIO-TECH LIMITED | Private company limited by shares | Live |
| SANISWISS BIOTECH LIMITED | Private company limited by shares | Live |
| SANSON (FRANCE) BIO-TECH CO., LIMITED | Private company limited by shares | Live |
| Sansure Biotech Co., Limited | Private company limited by shares | Live |
| Sante Infini Biotech Company Limited | | Live |
| Sanwa BioTech Limited | Private company limited by shares | Live |
| Sanwa BioTech Investment Limited | Private company limited by shares | Live |
| SBCVC IV Biotech Company Limited | Private company limited by shares | Live |
| SCHWEITZER BIOTECH COMPANY LIMITED | Private company limited by shares | Dissolved |
| BIOTECH SCIENTIFIC LIMITED | Private company limited by shares | Live |
| Tokyo Biotech (Japan) Kyoto Scientific Research Limited | | Live |
| Scivision Biotech Inc Limited | | Live |
| SEIT Biotech Company Limited | Private company limited by shares | Dissolved |
| Senochem Biotech Co., Limited | Private company limited by shares | Live |
| Senovac Biotech Limited | | Live |
| SENTEC BIOTECH INTERNATIONAL LIMITED | Private company limited by shares | Live |
| BIO-TECH ENVIRONMENTAL SERVICE LIMITED | Private company limited by shares | Dissolved |
| BIO-TECH ENVIRONMENTAL SERVICE LIMITED | Private company limited by shares | Live |
| TOP POINT SERVICE BIOTECH COMPANY LIMITED | Private company limited by shares | Live |
| Seth Biotech Limited | | Live |
| SHANDONG JMS BIOTECH CO., LIMITED | | Live |
| SHANDONG CHENXIAO BIO-TECH CO., LIMITED | Private company limited by shares | Live |
| SHANDONG JINRUNZI BIO-TECH CO., LIMITED | | Live |
| SHANDONG RUNXIN BIOTECH CO., LIMITED | Private company limited by shares | Live |
| SHANDONG YUXIN BIO-TECH (HONGKONG) BRANCH CO., LIMITED | Private company limited by shares | Live |
| SHANDONG GREEN BIOTECH CO., LIMITED | Private company limited by shares | Live |
| SHANDONG NATURAL BIOTECH CO., LIMITED | Private company limited by shares | Live |
| Shang Li Biotech Hong Kong Limited | | Live |
| CHINA SHANGHAI SEEINGLONG BIO-TECH PHARMACEUTICS LIMITED | Private company limited by shares | Dissolved |
| SHANGHAI HC BIOTECH CO., LIMITED | Private company limited by shares | Live |
| SHANGHAI KORAIN BIOTECH CO., LIMITED | Private company limited by shares | Live |
| HK LEELOO (SHANGHAI) BIOTECH DEV. LIMITED | Private company limited by shares | Dissolved |
| Shanghai Biotech Devices Limited | Private company limited by shares | Live |
| HK LANYU BIOTECH SHARE LIMITED | Private company limited by shares | Live |
| HK SHENGSHIHUAYAN BIOTECH LIMITED | Private company limited by shares | Live |
| GERMANY SHEPH BIO-TECH GROUP CO., LIMITED | Private company limited by shares | Live |
| Shineway Biotech Limited | Private company limited by shares | Live |
| CHI SHING BIOTECH COMPANY LIMITED | Private company limited by shares | Live |
| CHI SHING BIOTECH (DOCTOREYES) COMPANY LIMITED | Private company limited by shares | Live |
| Shiny 9S Biotech Limited | Private company limited by shares | Live |
| Top ShunXing Bio-Tech Co., Limited | Private company limited by shares | Live |
| Sianfong (HK) Biotech Limited | Private company limited by shares | Live |
| Silk Link Biotech Limited | | Live |
| Silk Link Biotech Limited | | Live |
| Sincere And Eternal Biotech Co., Limited | Private company limited by shares | Live |
| Sinclair Biotech Limited | Private company limited by shares | Live |
| Singularity Biotech And Trading Group Co., Limited | Private company limited by shares | Live |
| SINO CAPITAL BIOTECH COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK SINO EARTH BIO-TECH ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Sino Agro Bio-Tech Holdings Limited | Private company limited by shares | Live |
| SINOBASE BIOTECH COMPANY (HK) LIMITED | Private company limited by shares | Dissolved |
| Sinolarge Biotech Limited | | Live |
| Sinoprotein Biotech Company Limited | Private company limited by shares | Live |
| Sino-Sun Bio-Tech Co., Limited | Private company limited by shares | Live |
| Newbori Sinova Biotech Factory Co., Limited | Private company limited by shares | Dissolved |
| Sinovac Biotech (Hong Kong) Limited | Private company limited by shares | Live |
| SPEEDY SKILL BIOTECH LIMITED | Private company limited by shares | Live |
| SKLEW BIOTECH LIMITED | Private company limited by shares | Live |
| Smart Biotech Limited | Private company limited by shares | Live |
| SMARTGREEN BIOTECH LIMITED | Private company limited by shares | Live |
| SmartPEP Biotech Group Limited | Private company limited by shares | Live |
| SmartPEP Biotech (Hong Kong) Limited | Private company limited by shares | Live |
| Snow Peak Biotech Company Limited | | Live |
| SOMAGRAM BIOTECH COMPANY LIMITED | Private company limited by shares | Live |
| SOMATIC BIO-TECH LIMITED | Private company limited by shares | Dissolved |
| SPAN BIOTECH LIMITED | Private company limited by shares | Live |
| Spirita Biotech Company Limited | Private company limited by shares | Live |
| HK EASTERN SPLENDOR BIOTECH COMPANY LIMITED | Private company limited by shares | Live |
| Joy Sport Biotech Limited | Private company limited by shares | Live |
| Springfield Biotech Limited | Private company limited by shares | Live |
| STANFORD BIOTECH LIMITED | Private company limited by shares | Live |
| STAR BIOTECH CO., LIMITED | Private company limited by shares | Live |
| WEALTH STAR BIOTECH LIMITED | Private company limited by shares | Dissolved |
| STARWAY BIO-TECH LIMITED | Private company limited by shares | Dissolved |
| STATE ELEPHANT BIOTECH COMPANY LIMITED | | Live |
| Round Stone Biotech Limited | Private company limited by shares | Live |
| STRAND BIOTECH (INTERNATIONAL) COMPANY LIMITED | Private company limited by shares | Live |
| STRONG BIO-TECH PHARMACEUTICAL LIMITED | Private company limited by shares | Dissolved |
| Summit Biotech Limited | Private company limited by shares | Live |
| SUNDAY BIOTECH CO., LIMITED | Private company limited by shares | Live |
| HK SUNGRI BIOTECH LIMITED | Private company limited by shares | Live |
| Sunjoy Biotech Limited | | Live |
| Cordyceps Sunshine Biotech Co., Limited | Private company limited by shares | Live |
| Hunan Sunshine Bio-tech Limited | Private company limited by shares | Live |
| Sunshine Pacific Biotech Limited | Private company limited by shares | Live |
| SUNSHINE BIOTECH (SHANGHAI) CO. LIMITED | Private company limited by shares | Live |
| SUPER BIOTECH (HK) CO., LIMITED | | Live |