19/F, Ngan House,210, Des Voeux Road Central,

Sigma metal is a trading company started up in the early nineties in hong kong with branch offices in shanghai, manila and vancouver. Affiliated offices in kaohsiung and bangkok. <br/> ...

Industrial Area,Caigongzhuang Town, Jinghai District, Tianjin

Tianjin Yuxing Steel Tube Co., Ltd. is located in the industrial park of Caigongzhuang Town, Jinghai County, on the economic belt around Bohai Sea. It has a very good production and operation environm...