Guangxi Liangxin Building Materials Co., Ltd. located in the Nanning city of Guangxi Zhuang Autonomous Region.We are a comprehensive company specialized in producing flexibility cast iron manhole cover ,grate , ductile iron pipe, B type pipe fitting , W type tube and pipe fitting for many years.Guangxi Liangxin Building Materials Co., Ltd. is high specialize company,from the product design , purchase, produce, sale , strictly control of the quality,pay more attention to the details ,try to be best. The factory has more than ten years of production experience, advanced automatic production and processing equipments, adopt integrate of design and manufacturing technology, precision CNC machining manufacturing mold, greatly shorten the production cycle, improve product quality and yield. In the meanwhile, we has a professional quality control and R & D team, with rich work experience and innovative strength. We pay more attention as well as the before- sale on sale and after sale service. Guangxi Liangxin Building Materials Co., Ltd. insist on long business relationship ,step by step develop, to creating brilliance for our factory.