... Ningbonear to Shanghaiof China. Ningbo Lihong Steel Grating Co.,Ltd has approved ISO9001-2000 Quanlity Management System in 1998. ... , LA, MiddleEast, AUS, Europe and Southeast so on. This company is specialized in manufacture and export all kinds of steel ... -1985 E) Japan: JJS.Ningbo Lihong Steel Grating Co., Ltd ISO9001-2008 COMPANYSTEEL GRATING SPECIALIST, YOUR GRATING SOLUTIONSSales Director: Mr ...