Weifang Yuanyao Casting Co.,Ltd,   specilizing in ductile iron grooved systems, was founded in Weifang City in 2002, covering an area of 888,000 square meters. There are about 400 full-time skillful staff in our company. Production yearly run is about 15,000 tons , there are two automatic molding disa lines in our factory. And one disamatic automatic line from Denmark is under construction. Advanced equipment makes our quality better. Our grooved coupling and fitting have been approved by UL\ULC\FM,  CNBOP\VDS\LPCB are going to be done in near future.  Efficient management makes our prices much more competitive.  High quality and more competitive price are our target. Dear customers, let's work together now, Yuanyao casting will be your best partner in ductile grooved systems!