Linyi Tianan Chemical Co., Ltd. locates in Linpan Town of Linyi County, which is the oil recovery factory site for Shengli Oil Field. Tianan Chemical Co., Ltd. is one private stock-holding system company, with phosgene as its main serial products. It is the appointed phosgene manufacturer of the State Council and its main products are J&＃65293;acid urea, Chloroform ate etc. Such products as J-acid urea have the productive capacity of 1200 tons. Its dyestuffs intermediate mainly exported to America, Europe, India etc. Chloroform ate, the intermediate of the plastic type EHP, is widely used to replace some imported products. It is also well received by the customers for its stable quality.