Tungkin was established in 1998 as the subsidiary company of Dongguan Building Industry Co., Ltd (DBIC) which was a large scale state owned enterprise in the southern China with a variety of investments to the manufacturing of the building materials.In order to explore the oversea market DBIC established Tungkin specialized in selling and marketing the thermal and insulation products to the foreign countries. In the past ten years Tungkin has developed rapidly and has become one of the leading manufacturer and exporter of rockwool and glasswool products.Since 2006 Tungkin has also invested to the rockwool and glasswool factories by holding some percentage of their shares and this enables Tungkin is in the position to ensure the cost of products is always the most competitive and the quality is under supervised.Our main customers are from all over the world such United state, Australia, Canada, Poland,UK, Russia, Ukraine Japan, Thailand, Singapore, Philippines, Malaysia, Indonesia, Saudi Arabia ,Syria, India, UAE, and so on. Many of them has kept business relationship with Tungkin for 10 years and most of them are the leading wholesaler or importer in their countries which proves that Tungkin is a reliable company to its customer. Except the glasswool and rockwool product we also are in the position to supply other thermal and insulation materials such as calcium silicate, Polyester, polystyrene (XPS), aluminum foil and tape, ceramic fiber PEF, PU.