自从1995年以来价格不断下滑的中国大陆、香港、台湾省和韩国的聚酯长丝和短纤市场，目前已止跌回升。其中，中国大陆因政府严打走私和控制进口，聚酯系列产品的价格大幅反弹，某些品种供应已经趋于紧张，迫使政府下发进口批文，以缓解日益趋紧的聚酯供需矛盾。在中国大陆，特? Polyester filament and staple fiber markets in Hong Kong, Taiwan and South Korea have soared back to bottom since Mainland China, where prices have been declining since 1995. Among them, due to the government crackdown on smuggling and import control, the prices of polyester products rebounded sharply, and the supply of certain varieties has tended to be tense, forcing the government to issue import approval documents to ease the contradiction between supply and demand of polyester, which is tightening day by day. In mainland China, especially?