| Sichuan Chisheng Electrical Equipment Co., Ltd | 2019-11-25 | Quake Resistant Cable Tray, Cable Laying, Fiberglass Cable Tray | 10000K CNY | Non supportato |
| Shandong Tongyuan Electric Power Equipment Co., Ltd | 2023-11-29 | Quake Resistant Cable Tray, Special Cable Tray For Weak Current, Cable Tray | 15180K CNY | Non supportato |
| Shandong Alto Electrical Equipment Co., Ltd | 2018-02-01 | Quake Resistant Cable Tray, Color Steel Bridge Frame, Frp Cable Tray | 29000K CNY | Supportato |
| Shandong Jiayuan Electrical Equipment Co., Ltd | 2016-06-07 | Quake Resistant Cable Tray, Aluminum Alloy Cable Tray, Cable Tray | 36000K CNY | Non supportato |
| Langfang Wanbo Cable Tray Co., Ltd | 2014-03-19 | Quake Resistant Cable Tray, Cable Tray, Fireproof Tray Bridge | 10000K CNY | Non supportato |
| Yanggu Huatong Automation Equipment Co., Ltd | 2012-06-15 | Quake Resistant Cable Tray, Plc Cabinet, Galvanized Cable Tray | 100000K CNY | Supportato |
| Shandong Jiayang Electrical Equipment Co., Ltd | 2018-10-23 | Quake Resistant Cable Tray, Polymer Bridge Frame, Fiberglass Cable Tray | 51880K CNY | Supportato |
| Shandong Alto Sen Electrical Equipment Co., Ltd | 2021-12-14 | Quake Resistant Cable Tray, Hot Dip Galvanized Bridge Frame, Polymer Bridge Frame | 3000K CNY | Supportato |
| Shandong Weiteli Electric Co., Ltd | 2019-10-12 | Quake Resistant Cable Tray, Aluminum Alloy Cable Tray, Stainless Steel Cable Tray | 101600K CNY | Supportato |
| Shandong Chengrui Electric Power Equipment Co., Ltd | 2022-11-17 | Quake Resistant Cable Tray, Color Steel Bridge Frame, Self-Locking Bridge Frame | 15000K CNY | Supportato |