Laiwu Jingrui Mold Co., Ltd. was established in 1992, used to focus on designing and manufacturing plastic mould for drip irrigation drippers and micro sprinklers, and producing inline round and flat drippers and micro sprinklers, from which it has gained great fame as one of key mold manufacturers in China. Through years of development, it has expanded to cover more sectors like MIM (metal injection molding) parts, pneumatic or electric manipulators, and mining machinery parts. Currently the company possesses advanced equipments, modern production lines, owns a research and development center, complete testing facilities, and a perfect quality assurance system. It has introduced three advanced processing centers from abroad, adopted a number of precision facilities for mold processing, which has greatly improved the design and production capacity. In 2002, the mold design and production was certified by ISO9001.