美国谈不拢，加拿大转身对中国加税，中方拍板，订单拱手送人

Group 1 - Canada has imposed a 25% additional tariff on all steel products containing "melted and poured in China" components, significantly increasing the prices of Chinese steel imports [1][3] - The Canadian government has set a limit on steel imports from China, capping them at half of last year's total, with an additional 50% tax on any excess [3] - The policy exempts U.S. steel products from these restrictions, allowing unlimited imports without additional tariffs, indicating a preferential treatment towards the U.S. [3][5] Group 2 - The Canadian government's actions are perceived as an attempt to appease the U.S. amid unsuccessful trade negotiations with President Trump, while also addressing concerns over potential steel surpluses from other countries [5][9] - China's swift response to Canada's tariffs includes a new agreement with Australia to resume canola seed imports, highlighting Canada's over-reliance on the Chinese market for agricultural exports [7][9] - The situation underscores the vulnerability of Canada's economy, particularly its steel and agricultural sectors, to shifts in international trade relationships, emphasizing the need for a more balanced approach to foreign relations [9]