In 2017,the import of zipper products such as nylon coil zipper in our country is mainly in Japan,Taiwan,Hong Kong,Indonesia,South Korea,Britain,Italy,Germany and Switzerland. The top ten foreign trade countries had a 0.38% increase in trade volume, 98.28% of the total annual zipper imports in 2017, and a slight increase in the share.It is believed that, in the last three years, China's imports of zippers from Japan have plummeted, and imports have fallen nearly 28%, and this year's import data has been reversed.The total amount of imports in Taiwan is 5613.1 million U.S. dollars, accounting for 22.04% of the total domestic zipper imports in 2017, the share is 3.08 percentage higher than that in 2016, the imports are 16.28% higher than the previous year, and the data is close to Japan.In the last three years, China's imports of zippers from Taiwan have plummeted, and imports have fallen nearly 25%, and this year has begun to grow.