| Clamp Ring R3 1.0 | 06971241393401 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamp Ring R7 1.0 | 06971241394194 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241391643 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241391650 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241391667 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241391766 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241391926 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241391933 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241391940 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241392602 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241392619 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241392626 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241392633 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241392640 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241393739 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241393746 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps | 06971241394033 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps Ring R10 1.0 | 06971241392848 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps Ring R71.0 | 06971241392817 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps Ring R8 1.0A for Paediatric Dentistry | 06971241392824 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Clamps Ring R8 1.0B for Paediatric Dentistry | 06971241392831 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Cotton Roll Holder | 06971241391087 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Cotton Roll Holder | 06971241394248 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Cotton Roll Holder | 06971241394255 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Cotton Roll Holder | 06971241394262 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Distal-Extension Dental Dam Clamp | 06971241393494 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Distal-Extension Dental Dam Clamp | 06971241394330 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Distal-Extension Dental Dam Clamp | 06971241394347 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Resin Dental Dam Clamp 2.0 | 06971241394279 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Resin Dental Dam Clamps 2.0 | 06971241392336 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Resin Dental Dam Clamps 2.0 | 06971241394293 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Resin Dental Dam Clamps 2.0 | 06971241394309 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Resin Dental Dam Clamps 2.0 | 06971241394316 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Resin Dental Dam Clamps 2.0 | 06971241394323 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Resin Dental Dam Clamps 2.0 | 06971241395719 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |
| Resin Dental Dam Clamps 2.0 | 06971241395726 | TANGSHAN ZHENGTONG EXHIBITION CO., LTD. | Class I | |