13 Yip Cheong Street, On Lok Tsuen, Fanling, New Territories,

Our company are specialized manufacturer and exporter for DSSC Material, OLED Material and OLED Intermediate .<br/><br/>1. Our OLED Intermediate have Carbazole Derivatives...

NYI

Established in 1998, Changxing chemical has grown into a global supplier of foods, health foods, food additives and plant extract. <br/><br/>Our clients are involved in all...