| Hebei Xinda Technology Co., Ltd | 2020-07-06 | Corrugated Board Bridge Frame, Frp Fan, Fiberglass Cable Tray | 10000K CNY | Não compatível |
| Hebei Yicheng Composite Materials Co., Ltd | 2023-11-08 | Corrugated Board Bridge Frame, Fiberglass Grating, Fiberglass Cable Tray | 3000K CNY | Não compatível |
| Shandong Pengda Changye Electrical Equipment Co., Ltd | 2020-05-19 | Corrugated Board Bridge Frame, Stainless Steel Cable Tray, Aluminum Alloy | 5000K CNY | Compatível |
| Baoji Fulaitong Machinery Co., Ltd | 2014-07-02 | Corrugated Board Bridge Frame, Stainless Steel End Connector, Bellows Joint | 1800K CNY | Não compatível |
| Shanghai Zhishuo Electrical Equipment Co., Ltd | 2013-11-20 | Corrugated Board Bridge Frame, Fiberglass Cable Tray, Stainless Steel Cable Tray | 21800K CNY | Não compatível |
| Shandong Alto Sen Electrical Equipment Co., Ltd | 2021-12-14 | Corrugated Board Bridge Frame, Hot Dip Galvanized Bridge Frame, Polymer Bridge Frame | 3000K CNY | Compatível |
| Shandong Chengrui Electric Power Equipment Co., Ltd | 2022-11-17 | Corrugated Board Bridge Frame, Color Steel Bridge Frame, Self-Locking Bridge Frame | 15000K CNY | Compatível |
| Hebei Huanrun Fluid Environmental Protection Equipment Co., Ltd | 2025-04-29 | Corrugated Board Bridge Frame, Profile, Fiberglass Grating | 3000K CNY | Não compatível |
| Zaoqiang Haoyang Machinery Manufacturing Co., Ltd | 2020-01-07 | Corrugated Board Bridge Frame, Fiberglass Ladder Bridge, Zinc Aluminum Magnesium Maintenance Channel Board | 1000K CNY | Compatível |
| Langfang Gaoxin Metal Products Co., Ltd | 2020-11-12 | Corrugated Board Bridge Frame, Stainless Steel Cable Tray, Ladder-Type Cable Tray | 1000K CNY | Compatível |