We are tianjin zhaoyuan hengtai chemicals co.,ltd. Our factory was founded in 1994,we own a good reputation and we have advanced machinery and equipment,we can offer you wonderful product with competitive price.On the other hand ,we have our Trading Company ,we are professional on import and export .We have our own brand to export ,so quality of our product is garrantted ,and our commpdities are fanous in south America ,north America ,east European ,south Africa and so on ,even all over the ...