Yujianglong Tube Industry (China South City Building Materials Exchange Center 6A Unit Shop)

Rifeng Pipe (Hua'nancheng 1st Road Shop)

ERA Pipeline Zhengzhou Office

Henan Dingliang Fire Fighting Operating Center (China South City Unit 10)

Jianzhi Pipe Fittings Henan Sales Office (Zhengzhou China South City Branch)

Jinniu Guanjinniu Floor Heating Thermostat (Wangzhiyun)