| Foshan Daqian Valve Technology Co., Ltd | 2025-01-06 | Galvanized Joint, Long Handled Special Ball Valve, Valve Switch Wire | 2000K CNY | Nicht unterstützt |
| Tianjin Laidi Technology Development Co., Ltd | 2011-12-05 | Galvanized Joint, Steel Plate, Angle Steel | 1000K CNY | Unterstützt |
| Langfang Wanbo Cable Tray Co., Ltd | 2014-03-19 | Galvanized Joint, Cable Tray, Fireproof Tray Bridge | 10000K CNY | Nicht unterstützt |
| Handan Junheng New Material Technology Co., Ltd | 2024-03-06 | Galvanized Joint, Pre Embedded Sleeve, Welding Plate Foundation | 2000K CNY | Unterstützt |
| Yanshan County Yuanchuang Pipe Fitting Sales Office (Individual Industrial and Commercial Household) | 2024-12-18 | Galvanized Joint, Plastic-Coated Steel Pipe, Firefighting Trench Fittings | - | Unterstützt |
| Hengtongma Steel Pipe Factory in Hedong District | 2016-04-20 | Galvanized Joint, Magang Elbow, Malleable Iron Pipe Fittings | - | Unterstützt |
| Sichuan Chisheng Electrical Equipment Co., Ltd | 2019-11-25 | Galvanized Joint, Cable Laying, Fiberglass Cable Tray | 10000K CNY | Nicht unterstützt |
| Wuxi Xiebang General Equipment Factory | 2013-02-19 | Galvanized Joint, Panel Series, Hj Connector Series | 500K CNY | Unterstützt |
| Hengshui Yusen Hydraulic Technology Co., Ltd | 2021-02-18 | Galvanized Joint, Train Brake Hose, Joint | 5000K CNY | Nicht unterstützt |
| Hebei Zengxin Explosion proof Electrical Instrument Co., Ltd | 2018-01-03 | Galvanized Joint, Explosion-Proof Junction Box, Explosion-Proof Lamp | 15000K CNY | Unterstützt |