The supply of Q235dredging pipe spiral pipe

The company to strict standards, excellent quality of products and services by the majority of customers trust and social recognition. Since 2006 the company has passed ISO9001 international quality system certification, the United States of America Petroleum Institute API Spec5L,5CT,5B certification, ISO14001 environmental management system certification and GB/T28001occupation health and safety management system certification, the European Union boiler and pressure vessel safety certification ( PED ), special equipment manufacturing license ( pipeline ), the company has been known as" national user satisfaction with product quality, after sale service satisfaction demonstration unit"," national quality management standard units"," national AAA grade enterprises standardized good behavior"," Hebei province science and technology enterprises"," Hebei provincial contract and trustworthy enterprise"," Hebei Province outstanding private technology enterprises"," Chinese oil petrochemical equipment manufacturing enterprise fifty strong"," Agricultural Association, AAA grade credit enterprise", the product won the " brand-name products in Hebei province"," Tianyuan " brand won the famous brand of Hebei province.