Penglai Wan Shou Machinery Co., Ltd principally produces 435, 457, STR, Bens series driving axle, trailer axle and suspension assembly, break drum of wheel hub assembly, main reducing gear assembly and other parts and engineering mechanical parts which enjoy high reputation among customers; The self developed and manufactured integral driving axle with self intellectual property rights of them gains national and international patent of invention; The domestic patent number is ZL200510067991.6 and international patent number is: PCT/CN 2005/000670. Presently, the company mainly produces supported parts of middle heavy-duty truck and patent products of integral driving axle assembly of FAW, Dongfeng and STEYR for FAW, No. 2 Automobile Manufactory, Chongqing Automobile Manufactory, AUMAN and Northbenz. It also manufactories hydraulic oil fluid chamber, fuel chamber assembly for Yantai Dayu Heavy Manufactory. It realized sales revenue of 300 million RMB in 2004.