Not to the first team , they're still in the youth team. Liu's contract is until 2019 and Zihao's until 2015 with extention until 2019 a possibility.
Wang Shangyuan plays his matches with the reserves nowadays. Today a 4-1 win against OH Leuven reserves. Goal and an assist by Wang Maybe he will be first team material next year?
I'm not 100% sure, but Zhang Jiaqi has apparently signed with FC Sion of the Swiss Super League. http://www.fc-sion-live.ch/fr/Equipe/Contingent/
more news here: http://sports.163.com/14/0201/06/9JVQ8MMA00051C89.html he is the son of a famous footballer.