Chinese leader Xi Jinping is angry about a Hong Kong company’s plan to sell Panama Canal ports to a U.S.-led group, in part because the company didn’t seek Beijing’s approval in advance, people familiar with the matter said.

Hong Kong's leader has waded into a controversy over a prominent conglomerate’s decision to sell its Panama Canal port assets to a consortium including American investment bank BlackRock Inc., a deal that has angered Beijing and highlights how escalating tensions between Beijing and Washington can leave the Chinese financial