Established in 1970,Jinan chemical works branch(Jinan 3F Company Reagent Branch Factory) is one of the main chemical reagant factorys .Its major products are sodium fluoride, ammonium fluoride, ammonium hydrogen fluoride, hydrofluoric acid and so on. The annual output of sodium fluoride is 400 tons, and that of ammonium fluoride, ammonium hydrogen fluoride, hydrofluoric acid 200 tons.