Shandong Xiajin Zhenhua Chemical Factory, established in 1988, is a provincial private enterprise with total assets of RMB 70 million. With advanced production technology, complete testing apparatus, it is a factory specialized in manufacturing Fluorescent Brightener for paper making, printing and dyeing, as well as daily chemical industry. For these years, we have been dedicated to researching and manufacturing this product, with annual output of 8000 tons of Solid Fluorescent Brightener (BA, ...