Changheng chemicals fertilizer limited company was set up in 2001. Our company mainly produces and sells high potency Trace element, Micro element, Compound fertilizerthe, chemical fertilizer and so on. Trace element:Zn, Mn,Mg, Ca, B, Mo, Fe, Cu,Co,S,N,K,P etc. The company is located in Chinese south central traveling open city --Hengyang city, Hunan. It is located in the 20 kilometers place on 317 federal way,Jingzhu federal highway, apart from Guangzhou 600 kilometers. The transportation is e...