Puyang Zhongshi Group Co., Ltd. is a member of Sinopec Corporation. As national high-tech enterprise and scientific enterprise, we launch business in areas science & technology, industry, trade. Our products have attained ISO9000 quality system certification. Some petroleum product ...

Jining Kersen Hydraulic Co., Ltd. is an experienced supplier of OEM components in engineering machinery and other industries. With the excellent reputation for high technology quality overseas market, we have been a leader running field mobile hydraulic market aspects new products, ...