OPTC, which is one of the biggest PTA suppliers in Taiwan, is a subsidiary of far eastern group by vertical integration policy. OPTC had been expanding the capacity under indirection of management team by building a latest intelligent plant that the capacity is 1,520 Ktes/year by the end of 2017. Apart from the advantage of economic scale, the expanding can integrate group resource and achieve the best competitiveness by more elastic selling in market. OPTC is a long-term, reliable and important partner of customer. You can succeed together with OPTC.