July 28, 2017, the Canada Border Services Agency (CBSA) issued a notice on origin or import from Chinese Taipei's carbon steel welded pipe to start anti-dumping investigation.
On May 14, 2012, the Canada Border Services Agency conducted an anti-dumping investigation on carbon steel welded pipes originating in or imported from India, Chinese Taipei, Oman, South Korea, Thailand, Turkey and the United Arab Emirates. And investigated on the origin or import from India, Oman and the United Arab Emirates carbon steel welded pipe countervailing. The products' HS code are as 73063000.14、73063000.19、73063000.24、73063000.29、73063000.34、7306.30.00.39. On 9 November 2012, the Canada Border Services Agency filed an anti-dumping and countervailing effect on the case.