The company was mainly engaged in injection process of all kinds of accessories selling to USA, Japan and Europe in the early stages. Crossed to PC sheet, corrugated sheet, hollowed sheet, aluminum composite sheet, MEG, colorful transparent sheet, insulation sheet and so on sky roof engineering plus agent for anti-frition PC sheet and bullet-resistant laminate of General Electric Co., Ltd., USA in 1994. Latterly, PC sheet is improved and developed to different kinds of heat formed products including CE Mark complied safety window