Hairm group is one of the largest enterprises in the production and marketing of Epoxidized soybean oil (ESBO) in China. At present, it has two production bases in Guangzhou and Nantong, with a total capacity of 200000 tons / year. Hairma's ESBO is divided into two types that are reactive and medical standard, with the advantages of excellent heat resistance, light resistance and compatibility. It is commonly used as a secondary plasticizer or stabilizer for PVC products, especially for PVC transparent products, food packaging products and other non-toxic products.