For example, Ho Tung Chemical has experimented with the production of specialty plastics, even cement, and it has invested in Sintek Photronics for the production of color filters for that company's TFT-LCDs.
例如和桐曾經嘗試過特用化學、水泥等，之後轉投資和立聯合科技，做真空鍍濺產品；另一家和鑫光電，則生產 TFT－LCD 所需要的彩色濾光片。