| Description: | ,We are Shanghai Office of Shandong Guoqiang Group which,with near 20 years histories, is one of the biggest hardware manufacturing bases in China . Guoqiang Group has 10 subsidiaries,24 sales center in China and a few agents abroad.Guoqiang brand has gained a high reputation among domestic and overseas customers due to its high quality and excellent service.NO.899 Huqingping Rd,Shanghai , China |Ms. Linda |0086 21 51186226 | |0086 21 64590281 |Construction hardware: handles,hinges,rollers,transmission gears,stay bars,Available for PVC and aluminum doors&windows,Available for tilt&turn windows,inward&outward windows, sliding doors&windows|China |