近年来,中国聚甲醛工业平稳发展,新上生产装置较少,产能和产量均在一定范围内波动。截至2015年底,我国聚甲醛生产企业有10家,总生产能力为47万吨/年,供应量为25.4万吨,同比下降了2.3%。聚甲醛是一种性能优良的工程塑料,可广泛应用于电子电器、机械、仪表、日用轻工、汽车、建材、农业等领域。目前,中国的很多聚甲醛产品是中低端产品,且供应严重过剩,而高端产品仍严重依赖于进口,目前每年仍 In recent years, the POM industry in China has been developing steadily with less new production facilities and fluctuating capacity and output within a certain range. As of the end of 2015, there were 10 POM manufacturers in our country, with a total capacity of 470,000 tons / year and a supply of 254,000 tons, down 2.3% year-on-year. POM is a kind of engineering plastics with excellent performance, which can be widely used in the fields of electronic appliances, machinery, instruments, daily light industry, automobiles, building materials and agriculture. At present, many of the polyacetal products in China are middle and low-end products with a serious excess supply while high-end products are still heavily dependent on imports. Currently, each year,