Established in 1997, we always focus on the line of preservative ,now we are the biggest producer of Calcium propionate in china. and the output per year is 40000 mt ,Besies Calcium propionate,we can also supply the high quality Sodium benzoate ,and Potassium sorbate. 80% goods are exported to all over the world. In 2010,we build a new plant which produce CMC, we can supply all kinds grade of CMC.