Weifang Juntong Machinery Auxiliaries Co.,Ltd.is established in 2004,is a professional manufacturer specialized in the R&D,production,sale and service of ductile iron Grooved Couplings and Pipe Fittings. Located in Weifang,we enjoy convenient transportation access and comfortable environment.Strong and Powerful.Our company is a large enterprise group composed of one main factory,three branch factories which covers an area of 68000 and has an annual production capacity of more than 50000 tons.We have an experienced team,around 500 skilled staff members ,twenty percent of them are engineers and technicians who are professional and hardworking.With a wide range,good quality,reasonable prices and stylish designs,our products are extensively used in drinking water,fire control,medicine,chemistry and other industries.Top Quality.Selling well in all cities and provinces around China,our products are also exported to clients in many countries and regions.In addition,We also welcome OEM and ODM orders.We have widely recognized by customers and enjoy a good reputation across the world .The company was approved by iso9001.Gradually,the company has acquired most of the authoritative certifications,including CE,FM and UL.State of the art equipment.Our company has the state-of-the-art-equipment for both production and inspection .We equipped with  8 automation molding line,automation sand mixing line,CNC lathe,WINTER mold machining center ,automatic box sealing line and so on.Reliable Quality Assurance.We conduct strict quality inspections over each batch.We have a very professional laboratory with full serious of testing and inspection as Leak testing,raw material receiving inspection,batch chemical composition inspection,Microstructure testing,Advanced spectrometer ,dimension inspection,first article inspection,in-process inspection and final visual inspection.In order to ensure high quality.