In November 2012, our company was processed and manufactured by the Sinopec Jianghan Petroleum Administration of Sinopec Jianghan Petroleum Management Bureau, and the φ219-630 ful···

In July 2011, the Anshan Delong specification was 2200mm*16mm longitudinal cutting production line to complete the installation and commissioning, waiting for production. 2200 × 1···

The Jinzhou ERW219 straight welding pipe unit designed and manufactured by our company has a long stainless steel ERW630 straight welding pipe unit.

In early July 2011, the specifications designed and manufactured by Qingdao Haokun Machinery Manufacturing Co., Ltd. were 508mm-1820mm snail welding crew production lines have been···

In May 2011, the specifications of Qingdao Haokun Machinery Manufacturing Co., Ltd., the Hannibal PIPE company in Spain, were 508mm-2500mm snail welding units. After the installati···

On April 15th, the ICBC website announced that in March 2011, the National Development and Reform Commission approved Tianjin Steel Pipe Group Co., Ltd. to invest in the constructi···

The large -scale petrochemical equipment independently developed and manufactured by the Lanke High -tech of the National Affairs Group -5,000 tons of high -pressure steel pipe hyd···

Haokun has been from the end of 2009 to July 2010 in KKB, Iran's Loleh & Navard & Profile Kabir company, Iran's Kianpersia Company, and Hannibal Pipe Solutions S.L.···