For decades, Canadian oil exporters have only had one destination: south of the border. Yet things are changing. There’s a new big buyer in town, and it’s buying a lot: China. Canadian crude oil flows abroad began to change direction earlier this year, after the trade dispute ignited by U.S. President Trump prompted exporters to seek new markets, conveniently made more easily accessible by the expanded Trans Mountain pipeline. The pipeline went into operation with its new capacity of 890,000 barrels dail ...