| Foshan Youxin Metal Materials Co., Ltd | 2021-01-12 | Aluminum Alloy Square Tube, Corrugated Sheet, Aluminum Honeycomb Panel | 10000K CNY | 対応 |
| Shandong Xingchengda Metal Materials Co., Ltd | 2019-01-21 | Aluminum Alloy Square Tube, Aluminum Plate, Sea Blue Color Steel Tile | 10000K CNY | 非対応 |
| Shandong Fengshen Metal Products Co., Ltd | 2018-05-09 | Aluminum Alloy Square Tube, Copper Material, Aluminum Material | 8000K CNY | 対応 |
| Tianjin Jiacheng Copper Industry Co., Ltd | 2024-05-30 | Aluminum Alloy Square Tube, Waterproof Copper Sheet, Copper Tube | 500K CNY | 対応 |
| Renqiu Meiya Hollow Glass Accessories Factory | 2009-04-13 | Aluminum Alloy Square Tube, , Hollow Aluminum Spacer Strip | - | 対応 |
| Shanghai Luhao Metal Materials Co., Ltd | 2020-04-22 | Aluminum Alloy Square Tube, Aluminum Rod, Angle Aluminum | 1000K CNY | 対応 |
| Guangdong Huitang Building Materials Technology Co., Ltd | 2023-03-17 | Aluminum Alloy Square Tube, Hyperbolic Honeycomb Panel, Aluminum Buckle | 5000K CNY | 対応 |
| Zhongwang Aluminum Industry (Shandong) Co., Ltd | 2022-09-15 | Aluminum Alloy Square Tube, Aluminum Rod, Aluminum Foil | 3000K CNY | 対応 |
| Baoding Shuntong Special shaped Steel Pipe Co., Ltd | 2001-03-20 | Aluminum Alloy Square Tube | 3000K CNY | 対応 |
| Tianjin Fangda Aluminum Industry Co., Ltd | 2019-06-19 | Aluminum Alloy Square Tube, Aluminum Rod, Aluminum Bar | 5000K CNY | 非対応 |