Li Zhi of Trust Chem, the world’s largest independent supplier of Chinese-made organic pigment, has announced the establishment of Trust Chem USA (TCU). Trust Chem has sold its pigment in the U.S. through private label distribution.      Rick Campbell, general manager of TCU, said they will now be able to offer the same quality pigment with the cost advantage of buying direct from U.S.-based inventory.        Trust Chem supplies to their customers throughout the world from their own j...