Puyang Zhongshi Group Co.,Ltd, founded in 1997, manufactures a full line of Casing Cementing Equipments, with API 5CT,6A,11AX,11E and ISO 14001,9001Certificates in
Puyang Zhongshi Group Co.,Ltd, founded in 1997, manufactures a full line of Casing Cementing Equipments, with API 5CT,6A,11AX,11E and ISO 14001,9001Certificates in