Zhaoyuan City Quangang Machinery Co., Ltd. (ZQMC) is a professional manufacturer of steel gratings, socket gratings, steel grating machines (press-welded machines or grating welders) and socket grating automatic welders in China.



We are located in Zhaoyuan, Shandong, close to Qingdao Port and Yantai Port. Covering an area of 18,600 square meters, ZQMC owns advanced intermediate frequency steel grating machines and all kinds of auxiliary processing equipment. Our steel gratings meet many international standards, such as ANSI/NAAMM (MBG531-93), BS4592-1995 and AS1657-1985. Our...