Prime Minister Trudeau’s visit to China from December 3 will include discussions about trade, but may not include the start of formal free trade deal negotiations. There doesn’t appear to be any urgency to do so. Trade between the two countries has climbed 9% in the past 12 months on a year earlier, following three years of decline. That’s been due to a rise in Chinese exports, which have grown 12% in the past year. Canada will likely want any deal to allow a diversification away from its basic materials exports. Canada’s China-bound exports are currently dominated by agriculture (32%...