Dongguan Jingheng Chemical Industry Co., Ltd, located in Dongguan, Guangdong, China. A high-tech chemical enterprise registered in China. With many years' developing and operation experience, Dongguan Jingheng Chemical Industry Co., Ltd is a leading manufacturer and exporter of base chemical in Chinese market, we owns professional management team, R&D Dept, first-class research team, advanced production equipment, strict quality control system and an excellent reputation. Our company has ...