Jinan yongtuo chemicals co.,Ltd is one of the biggest chemicals industries in the north of China, we sell wate treatment chemicals, like: calcium chloride, aliminium sulfate, zinc sulfate, barium sulfate, citric acid, ets.
PLS contacr me if you need the products, pls let me know your quantity of the producr and I will send you the best price. PLS send here: cute(at)yongtuochem.com, my skype: hnxnxn1228, phone: +86-18660437865
waiting your news.