Our company is a professional chemical company, is one of the biggest manufacture factory produce caustic soda and calcium carbide in north, have perfect production capacity. Our company is also doing business on other chemical product, such as aluminum sulfate , sodium benzoate, sodium pyrosulfite , calcium chloride, sodium silicate, sodium sulphate anhydrous, ammonium bicarbonate, citric acid monohydrate, sodium hydrosulfide, magnesium sulfate and soda ash. Many years of exit experience lets our company have supply material in time , product quality is high, optimum characteristic of price, welcome everyone to contact us.