This is kathy from Henan Weilai Aluminium Group, I am glad to contact you and introduce our products to you. Our company is mainly engaged in the Aluminum Fluoride, Aluminum Hydroxide, Cryolite, Calcium Fluoride product development, manufacturing or mining, sales and fluorine chemical relative industries. Exclusive ownership of the world's largest annual production capacity of 45,000 tons of aluminum fluoride technology, to declare the 12 national patent. It has an annual output of 130,000 tons ...