we are calcium carbide manufacturer and exporter in china.we are in Wulanchabu city,Inner Mongolia.we have been in the field for 8 years. we can produce 4000 tons of carbides per month , produce 50000 tons of carbides per year. The company has obtained the system of quality certification ISO9000,we have complete quality control system.the quality is no problem,we can accept all the inspection,include SGS,BV,CIQ and so on.
merry99(at)yahoo cn