Zibo guanbo industry&trading co.,ltd is one of the most professional manufacturers of chemical in China.We are engaged in chemical products for many years.
Our chemical products include, Refrigerants, Polyaluminium Chloride, Calcium Formate , Calcium Sulphate and other secondary products.
In 2002, we have set up the strong quality promise system and were certified to ISO9001:2000 international quality management accreditation and ISO14001:2004 of circumstance management accreditation in 2006.And in ...
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