| SHENG TANG PETROLEUM&CHEMICAL DEVELOPMENT LIMITED | Private company limited by shares | Live |
| BEN CAO TANG PHARMACEUTICAL LIMITED | Private company limited by shares | Dissolved |
| HK SHU YI TANG PHARMACEUTICAL LIMITED | Private company limited by shares | Dissolved |
| BAI JI TANG PHARMACEUTICAL COMPANY LIMITED | Private company limited by shares | Live |
| YOU TANG PHARMACEUTICAL LIMITED | Private company limited by shares | Live |
| Shi Zhen Tang Pharmaceutical (HK) Co., Limited | | Live |
| RONG SHOU TANG PHARMACEUTICAL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| BAO ZI TANG Pharmaceutical Group Co., Limited | Private company limited by shares | Live |
| XU REN TANG PHARMACEUTICAL (INT'L) GROUP LIMITED | Private company limited by shares | Dissolved |
| BAI SHENG TANG HEALTH PHARMACEUTICAL (HK) LIMITED | Private company limited by shares | Live |
| HONG KONG YU REN TANG PHARMACEUTICAL GROUP LIMITED | Private company limited by shares | Dissolved |
| YI REN TANG (HONG KONG) PHARMACEUTICAL GROUP LIMITED | Private company limited by shares | Live |
| Hong Kong Jubao Tang (Pharmaceutical) Limited | | Live |
| TAI AN TANG PHARMACEUTICAL (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| BAO HUI TANG PHARMACEUTICAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| Hong Kong Dao Sheng Tang Pharmaceutical Company Limited | Private company limited by shares | Live |
| Hong Kong Xiang Ren Tang Pharmaceutical Company Limited | Private company limited by shares | Live |
| FU YUAN TANG PHARMACEUTICAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| DE SUN TANG PHARMACEUTICAL INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| YI NIAN TANG (HONG KONG) PHARMACEUTICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| HU QING YU TANG PHARMACEUTICAL (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SANXIAO TANG PHARMACEUTICAL CO., LIMITED | Private company limited by shares | Live |
| TAIWAN HAN JUN TANG PHARMACEUTICAL BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| SEN AN TANG PHARMACEUTICAL TECH CO., LIMITED | Private company limited by shares | Live |
| HK SHI YI TANG PHARMACEUTICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| JI YUAN TANG PHARMACEUTICAL GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| Yi Yuan Tang Pharmaceutical International Group Limited | Private company limited by shares | Live |
| HK Yi Shan Tang Pharmaceuticals Limited | Private company limited by shares | Live |
| USA YAO SHI TONG TANG PHARMACEUTICALS LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Boxuan Tang Pharmacy Limited | | Live |
| HONG KONG MING RUI TANG PHARMACY LIMITED | Private company limited by shares | Live |
| Jack Tang Photographie Co., Limited | Private company limited by shares | Live |
| TANG PING KONG LIMITED | Private company limited by shares | Live |
| P.L. TANG & COMPANY, LIMITED | Private company limited by shares | Live |
| POLLY TANG COMPANY LIMITED | Private company limited by shares | Dissolved |
| TANG LUNG PREMIUM MANAGEMENT LIMITED | Private company limited by shares | Live |
| LEI YUNSHANG SONG FEN TANG (PRINCIPAL) COMPANY LIMITED | Private company limited by shares | Dissolved |
| HUAI TANG PRINTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK TONG TAI TANG SHENRONG PRODUCE LIMITED | Private company limited by shares | Dissolved |
| LO AND TANG PRODUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| JOYCE TANG PRODUCTION LIMITED | Private company limited by shares | Dissolved |
| SHI YI TANG HK HEALTH PRODUCTS CO., LIMITED | Private company limited by shares | Dissolved |
| BO ZHEN TANG HEALTH PRODUCTS (HK) LIMITED | Private company limited by shares | Live |
| YOU LIANG TANG HEALTH PRODUCTS (HK) COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG JI REN TANG HEALTH PRODUCTS LIMITED | Private company limited by shares | Live |
| HIP TANG TECHNOLOGY PRODUCTS LIMITED | Private company limited by shares | Live |
| Tang Professional Consultancy Limited | Private company limited by shares | Live |
| PROFESSIONAL HAN TANG LANGUAGE INSTITUTE LIMITED | Company limited by guarantee | Dissolved |
| Tang Dynasty Profit International Group Limited | Private company limited by shares | Dissolved |
| TANG & ASSOCIATES CHINA PROJECT CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| TANG TAT FINANCIAL PROJECT LIMITED | Private company limited by shares | Live |
| DRAGON OF TANG PALACE PROPERTIES LIMITED | Private company limited by shares | Live |
| TONG TANG WAN PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| LEE TANG PROPERTY AGENCY LIMITED | Private company limited by shares | Live |
| TANG KAN PROPERTY INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| YUET LOI TANG PROPERTY LIMITED | Private company limited by shares | Dissolved |
| TC Tang Psychology Limited | Private company limited by shares | Live |
| QIAN FAN TANG LIMITED | Private company limited by shares | Dissolved |
| SU QIAN TANG COMPANY LIMITED | Private company limited by shares | Dissolved |
| JI QING TANG LIMITED | Private company limited by shares | Live |
| QIPAO TANG LIMITED | Private company limited by shares | Live |
| QUAN REN TANG LIMITED | | Live |
| TANG DYNASTY REAL ESTATE COMPANY LIMITED | Private company limited by shares | Live |
| REES TANG & COMPANY LIMITED | Private company limited by shares | Dissolved |
| Qi Yuan Tang Regimen Limited | Private company limited by shares | Live |
| HK TAI YI TANG ZHEN BAI FU COMPLEXION REPAIR CENTRE LIMITED | Private company limited by shares | Live |
| TANG RESORT (HK) LIMITED | Private company limited by shares | Dissolved |
| TANG LOK KEE RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| HK TANG ROAD TRADE LIMITED | Private company limited by shares | Live |
| ROBERT TANG & COMPANY LIMITED | Private company limited by shares | Dissolved |
| TANG & RONALD TRADING LIMITED | Private company limited by shares | Live |
| HK RUN-SHENG TANG YANGSHEN GROUP LIMITED | Private company limited by shares | Live |
| RUTTONJEE AND TANG SHIU KIN HOSPITALS DOCTORS' ASSOCIATION LIMITED | Company limited by guarantee | Live |
| PO SANG TANG LIMITED | Private company limited by shares | Dissolved |
| TANG SANG HAH ( H.K. ) LIMITED | Private company limited by shares | Dissolved |
| ON TANG SCAFFOLDING COMPANY LIMITED | Private company limited by shares | Live |
| TANG SCHOOL LIMITED | Private company limited by shares | Dissolved |
| L. Y. TANG SWIMMING SCHOOL CO., LIMITED | Private company limited by shares | Dissolved |
| TANG CHUNG HING TONG SCHOOL COMPANY LIMITED | Company limited by guarantee | Live |
| HK Health Tang Biology Science And Technology Limited | Private company limited by shares | Live |
| Tang Dynasty Life science Co., Limited | Private company limited by shares | Live |
| SAN TANG SCIENCE AND TECHNOLOGY (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| LOONG TANG SCREEN PRINTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TANG KEE SECURITIES LIMITED | Private company limited by shares | Live |
| YAN SENG TANG LIMITED | Private company limited by shares | Dissolved |
| BUN TANG BUS SERVICE COMPANY LIMITED | Private company limited by shares | Live |
| TANG Services Company Limited | | Live |
| Feng Tang Services Hong Kong Limited | | Live |
| Tang Li Marine Services Co., Limited | Private company limited by shares | Live |
| TANG TAT MOTOR SERVICES LIMITED | | Live |
| FU TANG SECRETARIAL SERVICES LIMITED | Private company limited by shares | Live |
| MEI SHAN TANG LIMITED | Private company limited by shares | Live |
| TANG GU LA SHAN LIMITED | Private company limited by shares | Live |
| CI SHAN TANG COMPANY LIMITED | Company limited by guarantee | Dissolved |
| SHANG XUE TANG LIMITED | Private company limited by shares | Dissolved |
| SHANG YAN TANG TCM LIMITED | Private company limited by shares | Live |
| SHANG CAO TANG LIMITED | Private company limited by shares | Live |
| SHANG GONG TANG GROUP LIMITED | Private company limited by shares | Live |
| (TONG FU TANG) SHANG HANG LIMITED | Private company limited by shares | Live |
| SHANG PENG TANG ELECTRICAL EQUIPMENT (TAIWAN) LIMITED | Private company limited by shares | Dissolved |