Jiangsu Haian Petrochemical Plant is one of the first plants specialized in developing and manufacturing surface active agent in China. Over thirty years development, production capacity of surface active agent has reached 50, 000 tons per year. In order to meet the demands of the market, improve competitive power of products, our enterprise put into a large amount of capital and introduced advanced production technology of surface active agent in the world to reform and renovate the manufacturing technique of surface active agent in the round.