In 2000, it was awarded the special equipment manufacturing license by the General Administration of Quality Supervision, Inspection and Quarantine.
In June 2006, 5438+0 was certified as ISO900 1 international quality system by Norwegian Classification Society.
In August of the same year, it was certified by api gravity API 6D.
In 2002, 1 1 passed the EU CE quality certification.
In 2006, it was certified by the British WRAS European Drinking Water Company.
In 2007, it passed the certification of ISO 1400 1 International Environmental Management System, and has the right to import and export.
20 10 was recognized as a national high-tech enterprise.
Zhengzhou Zhengdie Butterfly Valve Co., Ltd. has won many national patents, and was awarded as "Famous Brand Product of Henan Province" and "Famous Trademark of Henan Province" in 2005-2006, and has now become a well-known enterprise in China valve industry. On June 20 1 1, it was awarded the "Famous Brand of China Pump and Valve Industry" by the World Pump and Valve Network. It has been listed as a recommended product by China Water Association and sinopec group. Zhengzhou Zheng Butterfly Valve Manufacturing Co., Ltd. has strong technical force, excellent production equipment and complete testing means. A lot of investment in science and technology has promoted the continuous research and development of new products; Strict quality management ensures the steady improvement of product quality. High quality and excellent products make our company always in the leading position in the same industry.
Our products mainly include: two-way metal sealing butterfly valve, two-way rubber sealing butterfly valve, inclined seat hard sealing slow closing check valve, eccentric ball valve, stainless steel plate gate valve, knife gate valve, ventilation material valve and other valve products and expansion joints and other supporting parts. Its diameter ranges from DN40 to 4000 mm, and its pressure grade ranges from PN0.25 to 6.4 MPa. Its operation modes are manual, electric, pneumatic and hydraulic. Can meet the needs of water supply and drainage, metallurgy, electric power, petroleum, petrochemical, building materials and other industries and working conditions. It is our goal to build a famous brand of genuine disc, and it is our eternal theme to satisfy customers. Based on the enterprise spirit of "pragmatism, dedication, honesty and dedication", Zheng Di-ren will keep pace with the times, blaze new trails and start a second venture. After the merger of Gao Kai and our company, we can complement each other's advantages, share resources and create a high-quality product and service market.