Shanghai Tang Yang Trading Co., Ltd. is a production, processing, distribution and wholesale of the limited liability company, all types of valves, pipe fittings for the Shanghai Tang Yang Trading Co., Ltd. Main Products. Shanghai Tang Yang Trading Co., Ltd. is a company registered by the relevant state departments of enterprises. Shanghai Tang Yang Trading Co., Ltd. to a strong, reasonable prices, excellent service and a number of enterprises established long-term cooperative relationship. Shanghai Tang Yang Trading Co., Ltd. warmly welcomes all to visit, study, business negotiations. 
 Shanghai Tang Yang Trading Co., Ltd. aims to: 
 The best level of service and the best product quality and improve the company's reputation!