Hongte is a pioneer among Chinese fiberglass duct board manufacturers. Hongte's main products include fiberglass duct board series. Ventech phenolic insulation board manufacturers is superior in raw materials: inferior raw materials are totally rejected into the factory. And the high quality raw materials are well accepted though they will increase the cost of production. The fully trained and qualified QC team is responsible for the quality of this product.
Reducing our carbon footprint is an important pillar in our sustainability commitment, and we continue to invest in energy efficiency and low-carbon technologies.