| SINTA LIMITED | Private company limited by shares | Live |
| SINTABOND LIMITED | Private company limited by shares | Dissolved |
| SINTAC LIMITED | Private company limited by shares | Live |
| SINTACK COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SINTACK LIMITED | Private company limited by shares | Dissolved |
| SINTAIYOU GROUP INTERNATIONAL HOLDING LIMITED | Private company limited by shares | Live |
| SINTAN LIMITED | Private company limited by shares | Live |
| SINTAN SHIPPING CO., LIMITED | Private company limited by shares | Live |
| SINTAN KIMYA (HK) CO. LIMITED | Private company limited by shares | Dissolved |
| SINTANA TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SINTAO COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINTAO FILM DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| HongKong Sintao Design Limited | Private company limited by shares | Dissolved |
| SINTASAM LIMITED | Private company limited by shares | Dissolved |
| SINTAU LIMITED | Private company limited by shares | Dissolved |