Two players in Hong Kong’s handball team have been called up to China’s training squad after their stand-out performances at the National Games, raising questions over their eligibility to potentially switch sporting allegiance. Wong Kin and Toby Lin Yun-to caught the attention of China selectors during the Games, in which Hong Kong’s part-time team stunned several professional sides on their way to the city’s best-ever finish of fourth place. But any plans for the duo to play for China may be...