Shandong Weida Machinery Co., Ltd., which is located in Weihai Shandong, has its origin from Shandong Weida Machine Tools Corporation and was established in 1998. Weida has grown into the largest manufacturer of drill chuck in the world. The company mainly produces all kinds of chucks, saw blades for cutting wood, steel and stone, accessories of sinter parts and Investment casting parts. Weida is the first manufacturer of accessory industry in domestic awarded Quality Management System ISO9001 C