- China Topper Control Valves Manufacturer Co., Ltd.
- Main business: Control Valves, Industrial Control Valves, Ball control Valve, Butterfly Control Valve, Globe Control Valve, Diaphragm Control Valve, Angle Control Valve, Plug Control Valve
- East AsiaChina(Mainland)
- ZHENGZHOU FREE FLUID CONTROL TECHNOLOGY CO., LTD
- Main business: ceramic gate valve,ceramic butterfly valve,ceramic ball valve,fluorine lined valve
- East AsiaChina(Mainland) (Manufacturer,Trader)
- Haimen Aibende Experimental Equipment Co., Ltd.
- Main business: Lab consumables,disposable plastic ware
- East AsiaChina(Mainland) (Manufacturer,Trader)
- Baoding Anyou trading Co.,Ltd
- Main business: impact sprinkler, mini sprinkler, garden sprinkler, lawn sprinklre, drip tape, PE pipes, filters
- East AsiaChina(Mainland) (Manufacturer,Trader)