China imposed anti-dumping and countervailing duties on the import of hexamine from the United States.

On July 15th, the US Department of Commerce announced that it had made a final anti-dumping ruling on hexamines imported from China, determining that the dumping rate of Chinese manufacturers/exporters was 405.19%; at the same time, the US Department of Commerce made a final countervailing duty ruling on hexamines imported from China, with Zhejiang Zhonglan Chemicals Co., Ltd. and other companies being subsidized at a rate of 420.73%, and the subsidy rate for other Chinese manufacturers/exporters being 420.73%.