Tianjin Leading Import & Export Co., Ltd, kafa tun 1997. Professional a yi da kuma fitarwa na dyestuff da kuma related chemicals.Sound da cikakken tsarin samar, R & D, marketing, dabaru, da fasaha support.Good suna a cikin fiye da 20 kasashe.Yawan samarwa na shekara-shekara na3000mt Metanil rawaya, Acid orange II,kumaRN mai launin ja kai tsaye.Daya daga cikin manyan masu fitar da kayayyaki naSulfur baki BR da sulfur launukadaga china.