Puyang Zhongshi Group Co., Ltd.
Has 19 years manufacturing experience of petroleum machinery products till now
We have competitive prices of our main products of casing accessories like bow spring centralizer, solid rigid centralizer, float equipment cementing plug, etc.
We have 9 factories, more than 500 employees and many kinds of production equipments.
We have certificates of API 5CT, 6A, 10D, 11AX, 11E, ISO 14001 and 9001.
10 years of exporting experience