Top China Diplomat Warns Biden to Tread Carefully on Taiwan.

(Bloomberg) -- A top Chinese diplomat urged the U.S. to stop "crossing lines and playing with fire" on Taiwan, as part of a broad series of warnings to President Joe Biden against meddling in Beijing's affairs. Wang's remarks echoed those of Yang Jiechi, the head of the ruling Communist Party's foreign affairs body, when he urged the U.S. not to cross China's "red lines.". [Extracted from the article]