| TK | 06937845503318 | Guangzhou T.K Medical instrument Co., Ltd. | Class I | |
| TK | 06937845503325 | Guangzhou T.K Medical instrument Co., Ltd. | Class I | |
| TK | 06937845503332 | Guangzhou T.K Medical instrument Co., Ltd. | Class I | |
| TK | 06937845503349 | Guangzhou T.K Medical instrument Co., Ltd. | Class I | |
| TK | 06937845503356 | Guangzhou T.K Medical instrument Co., Ltd. | Class I | |
| TK | 06937845503363 | Guangzhou T.K Medical instrument Co., Ltd. | Class I | |
| TK | 06937845504407 | Guangzhou T.K Medical instrument Co., Ltd. | Class I | |
| TK | 06937845504438 | Guangzhou T.K Medical instrument Co., Ltd. | Class I | |
| TK | 06937845504544 | Guangzhou T.K Medical instrument Co., Ltd. | Class I | |
| TK | 06937845504551 | Guangzhou T.K Medical instrument Co., Ltd. | Class I | |