Company History1969-Tong Hong was founded in Tainan City as a Motorcycle engine gasket manufacturer for Taiwan Domestic Market.
1972-Started to export our products to overseas market.
1975-Started to make the Car engine gasket and developed our own brand "THG".
1976-Production & Material Control System was established.
1980-Rubber Parts Dept. was established.
1985-Moved manufacturing facilities to Tainan County. Factory land area: 20,000 square meters.
1997-Cooperated with Elring Klinger to import Flexible Composing Machine for Gasket material making.
1999-Received ISO9000 & QS9000 Certificate.
2004-Production area was enlarged from 7 buildings to 10 buildings.
2006-Set up facilities for Cyl. Head automatic coating and heating system.
2007-Rubber Parts & Punching Production Line was extended.
2010-Connection System between Sales Dept. & Production Management Dept. was established.
2013-Received TS16949 Certificate.
2016-Started to set up the laser cutting production line.
2019-Started to extend factory.