Zheng Zhou Wan Xun International Industrial Co., Ltd is the construction machinery leader in manufacturing and trading hight quality components for us on Earthmoving Equipment''. In 30more years , WX'' brand products have fast become in the industry standard and are considered to be synonymous with quality . The manufacturing aim of ZZWXlocated in He Nan , China . ZZWX is the Industry's leading manfucturing Komatsu , Caterpillars , Mitsubishi , Cummins of over hundreds type of Turbocharger , Transmission , Water , Fuel and hydraulic pump specifically designed and engineered to service the heavy duty demands of popular earthmoving equipment . Under the belief of Quality for Future , Development of Glory ''. Our company has set up the kind of management systerm which is suitable for economy market . In May , 2000 , it successfully passed the ISO9001, 2000'' systerm . Under this quality management systerm , we control and improve the product quality and then provide better quality and service to our customer .