| YAHAD LANGUAGE CENTRE LIMITED | Private company limited by shares | Dissolved |
| YAHADA (HK) IMPORT AND EXPORT LIMITED | Private company limited by shares | Live |
| Yahai Investment Limited | Private company limited by shares | Live |
| HK YAHAI TRADE LIMITED | | Live |
| YAHALA INVESTMENT CO., LIMITED | Private company limited by shares | Dissolved |
| YAHAM LED LIMITED | Private company limited by shares | Live |
| YAHAM GROUP (HK) LIMITED | Private company limited by shares | Live |
| Yaham Hong Kong Limited | Private company limited by shares | Live |
| YAHAM HONG KONG LIMITED | | Live |
| Hong Kong Yaham Optoelectronics Co., Limited | Private company limited by shares | Live |
| Yaham Lighting (HK) Co., Limited | Private company limited by shares | Live |
| YAHAM OPTOELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| SHENZHEN YAHAM OPTOELECTRONICS CO., LIMITED | Private company limited by shares | Dissolved |
| YAHAN LIMITED | Private company limited by shares | Dissolved |
| YAHAN INTERNATIONAL YONGJIN FINANCE & INVESTMENT (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| NEW YAHAO LIMITED | Private company limited by shares | Dissolved |
| YAHAO COMPANY LIMITED | Private company limited by shares | Dissolved |
| Yahao Capital Limited | Private company limited by shares | Live |
| YAHAO HOLDING CO., LIMITED | Private company limited by shares | Dissolved |
| YAHAO FINANCIAL INVESTMENT LIMITED | Private company limited by shares | Live |
| YAHAPATA COMPANY LIMITED | Private company limited by shares | Dissolved |
| Yaharbo International Trade Co., Limited | | Live |
| NAKAMA YAHATA LIMITED | Private company limited by shares | Dissolved |