自１９９９年初以来，台湾苯乙烯（ＳＭ）市场竞争日趋激烈。随着国乔、台苯、台化等三家公司分别扩建，目前台湾的ＳＭ总生产能力已提高到８７０ｋｔ／ａ，将突破１０００ｋｔ／ａ，成为亚洲地区ＳＭ最大生产区。台塑企业集团旗下台化ＳＭ生产能力为２００ｋｔ／ａ；国乔苯乙 Since the beginning of 1999, the competition in Taiwan’s styrene (SM) market has become increasingly fierce. With the expansion of three companies, namely Guo Qiao, Taiwan Benz and Taiwan Chemicals, the current total production capacity of SM in Taiwan has been increased to 870 kt/a, which will exceed 1,000 kt/a and become the largest SM production area in Asia. Formosa Plastics’s SM production capacity is 200kt/a;