Tianjin Topsino Imp&Exp Co., Ltd. settled in Tianjin Beichen Economic Development Zone in 2007 with prediction based on linepipe steel selling. We also have other pipes,Website:http://www.topsino-steelpipe.com, plates, profiles customization, processing, logistics service. The core concept of our company is established that is " innovative services as the foundation, comprehensive service to establish the core idea of the brand", combined with the overall strength of the enterprise. The service content of steel trading company is defined again and the full seamless service tracking system is...