
As an ever-evolving company in China, ChemFine International Co., Ltd., based on exceptional manufacturing ability, has been constantly offering quality optical brightener. The phthalic anhydride series is one of the main products of ChemFine International. This phthalic anhydride is developed using premium quality material in compliance with the international quality standards. The product is widely applied in different situations for its huge economic effectiveness.

We consciously reduce pollution during our production processes, so as to minimize the impact on the environment. Besides, we will conserve energy resources.