Along with the principle of people foremost , customers uppermost ,the basis of advanced equipments and scientific way of management, its qualified to ISO9001:2000 and America Petroleum Institute(API) in 2004, also as the first-class vendor for CNPC and Sinopec. At the same time TianGang is honored as the first-class exporter by the Commodity Bereau of Tianjin and its lab honored as city-level technique center.