hex-en in stock with the safest and quickest delivery

tonda chem-tech co.,ltd is a leading supplier of fine chemical in China, is located in hebei. The unique geographical conditions of hebei are favorable for transportation. The company invests large fund and brains to R&D department to research fine chemical, biochemical, pharmaceutical & its intermediates products that fit the demand of the market. High level research group, advanced apparatus and good scientific atmosphere ensure the quality. we are now the biggest products base in the east of China for UV serial products. Moreover, we are one of main fine chemical expoters in Zhejiang Province. our products are well sold in Italy, Korea, Canada, Australia, UK, USA and so on.