 When serving in Shenzhen, his elder brother visited him but he was said to have told his brother that he was too busy to see him.State media curiously made no mention of Zhang Xiaoyan while profiling the families of each of the members of the Politburo Standing Committee in 2013, suggesting that Zhang may not want to emphasize any connections he may have with a Hong Kong tycoon.His son-in-law has been named in association with the Panama Papers.