| Yanggu Huatong Automation Equipment Co., Ltd | 2012-06-15 | Hot Dip Galvanized Cable Tray, Cable Tray, Distribution Cabinet | 100000K CNY | Supportato |
| Langfang Wanbo Cable Tray Co., Ltd | 2014-03-19 | Hot Dip Galvanized Cable Tray, Spray Painted Cable Tray, Cable Tray | 10000K CNY | Non supportato |
| Langfang Senneng Energy Technology Co., Ltd | 2016-04-29 | Hot Dip Galvanized Cable Tray, Cable Trough, Ladder-Type Cable Tray | 20000K CNY | Supportato |
| Hebei Yushang New Materials Co., Ltd | 2024-08-15 | Hot Dip Galvanized Cable Tray, Power Station Operation And Maintenance Platform Board, Composite Resin Water Meter Well | 6000K CNY | Supportato |
| Langfang Gaoxin Metal Products Co., Ltd | 2020-11-12 | Hot Dip Galvanized Cable Tray, Trough Cable Tray, Tray Bridge | 1000K CNY | Supportato |
| Shandong Jiayang Electrical Equipment Co., Ltd | 2018-10-23 | Hot Dip Galvanized Cable Tray, Fireproof Cable Tray, Polymer Bridge Frame | 51880K CNY | Supportato |
| Shandong Chengrui Electric Power Equipment Co., Ltd | 2022-11-17 | Hot Dip Galvanized Cable Tray | 15000K CNY | Supportato |
| Shandong Weiteli Electric Co., Ltd | 2019-10-12 | Hot Dip Galvanized Cable Tray, Aluminum Alloy Cable Tray, Stainless Steel Cable Tray | 101600K CNY | Supportato |
| Tianjin Xinyucai Steel Plate Sales Co., Ltd | 2018-11-29 | Hot Dip Galvanized Cable Tray, Rainwater Pipe, Galvanized Steel Strip | 5000K CNY | Supportato |
| Zhenjiang Mingding Electrical Equipment Co., Ltd | 2018-06-08 | Hot Dip Galvanized Cable Tray, Instrument Valve, Explosion-Proof Electrical Equipment | 8800K CNY | Supportato |