QINGDAO THAIHONGDA CHEMICAL CO.,LTD serves its domestic and overseas clients by supplying high-quality Chemical raw material,Chemical additivesŁ¬Industry Chemicals.
These products sold by THDCHEM are manufactured in ISO 9001 certified plants and have continuously been passing quality inspection by CIQ (China Entry & Exit Inspection and Quarantine Bureau),100% pass rate.
Established in 1998, THDCHEM has been listed as ˇ°China Top 500 Chemical Industry Enterpriseˇ± since the year of 2005.