Liaoyang Liangang Dyestuff Chemical Co., Ltd.

[ Manufacturer ]Main business are 1,8 - Naphthalic anhydride, 3,4,9,1- Perylenetetracarboxylic dianhydride, 4-Bromo-1,8 - naphthalic anhydride, 4 - Chloro- 1,8 - naphthalic anhydride, 4 - Sulpho - 1,8 - naphthalic anhydride, C.I. Pigment Red 123, C.I. Pigment Red 179, C.I. Pigment Red 149