| OUYADA CO., LIMITED | Private company limited by shares | Live |
| OUYADA INTERNATIONAL (H.K.) LIMITED | Private company limited by shares | Live |
| HONG KONG OUYADA HOUSEWARE CO., LIMITED | Private company limited by shares | Live |
| OUYADA MANAGEMENT CO., LIMITED | Private company limited by shares | Live |
| SHANGHAI OUYADA PUMP INDUSTRY LIMITED | Private company limited by shares | Live |
| OUYADA TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HK OUYADA INTERNATIONAL TRADE GROUP CO., LIMITED | Private company limited by shares | Live |
| HONG KONG OUYAFANG TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| HK OUYAFEI COSMETICS LIMITED | Private company limited by shares | Dissolved |
| OUYAJ INDUSTRY (HK) LIMITED | | Live |
| NANJING OUYALONG INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| Ouyamei Co., Limited | Private company limited by shares | Live |
| Ouyamei Treasure Investment Limited | Private company limited by shares | Live |
| OUYANG LIMITED | | Live |
| OUYANG BENTIAN LIMITED | Private company limited by shares | Dissolved |
| Ouyang Biotech Limited | | Live |
| HK OUYANG BAO ADVERTISING CO., LIMITED | Private company limited by shares | Dissolved |
| HK (SH) OUYANG MARKETING CONSULTANT CO., LIMITED | Private company limited by shares | Dissolved |
| CHINA OUYANG ENERGY LIMITED | Private company limited by shares | Live |
| WONG & OUYANG (CIVIL-STRUCTURAL ENGINEERING) LIMITED | Private company limited by shares | Live |
| OUYANG MEINI (SHENZHEN) FASHION LIMITED | Private company limited by shares | Dissolved |
| OUYANG INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SHANGHAI OUYANG PUMP INDUSTRY (GROUP) LIMITED | Private company limited by shares | Live |
| WONG & OUYANG (CHINA PROJECTS) LIMITED | Private company limited by shares | Live |
| WONG & OUYANG (DESIGN) LIMITED | Private company limited by shares | Dissolved |
| WONG & OUYANG (HK) LIMITED | Private company limited by shares | Live |
| HK OUYANISI FINERY INT'L GROUP LIMITED | Private company limited by shares | Dissolved |
| HK OUYARUNCHENG ELECTRIC LIMITED | Private company limited by shares | Live |
| Ouyas Group (Germany) Special Fertilizer International Co., Limited | | Live |
| Ouyatong International Trade Co., Limited | Private company limited by shares | Live |
| Ouyatong Int'l Trade Co., Limited | Private company limited by shares | Live |
| OUYAXIN INTERNATIONAL GROUP HOLDING TRADING LIMITED | Private company limited by shares | Live |