Dalian Huiyuan Fine Chemicals Co., Ltd. is a high-tech enterprise, located in Dalian High-Tech industry Zone, and has convenient transportation and excellent site. Our company is noted for proper location and powerful technology. Our company is a Chinese leading manufacturer and exporter of the Phenols and Quinones series products. Dalian Huiyuan Fine Chemicals Co., Ltd. has owned the advanced production craft, modern and advanced prediction equipment technologies, precise testing ...