Weifang Juntong Machinery Auxiliaries Co.,Ltd. Is eatablished 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 transprotantation 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 ISO 9001 . Gradually , the company has acquired most of the authoritative certifications , including FM and UL of US. State of the art equipment . Our company has the state-of-the-art-equipment for both production and inspection . We equipped with 4 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 , dimension inspection , first article inspection , in-process inspection and final visual inspection . In order to ensure high quality.