中方在WTO起诉加拿大钢铁等产品进口限制措施，商务部回应

Group 1 - China has filed a lawsuit against Canada in the WTO regarding import restrictions on steel and other products, urging Canada to correct its actions and maintain a rules-based multilateral trade system [1][3] - The Chinese Ministry of Commerce criticized Canada's unilateral and protectionist measures, which include imposing tariffs on products containing "Chinese steel components," claiming these actions violate WTO rules and disrupt international trade [1][3] - The Ministry of Commerce emphasized that the main issue affecting Canada's steel industry is the unilateral tariffs imposed by the United States, and accused Canada of shifting the blame to other trade partners, including China [3] Group 2 - The Ministry of Commerce has initiated anti-dumping investigations into imported canola seeds and halogenated butyl rubber from Canada, citing evidence of dumping and substantial harm to domestic industries [5][6] - Preliminary rulings indicate that the dumping margin for Canadian companies in the canola seed case is 75.8%, while the margin for halogenated butyl rubber ranges from 26.2% to 40.5% [5][6] - Temporary anti-dumping measures will be implemented, requiring importers to provide corresponding guarantees to customs based on the determined rates starting from August 14, 2025 [6]