ij ing ▁University ▁of ▁Aer onaut ics ▁and ▁A str onaut ics , ▁Be ij ing ▁Forest ry ▁University , ▁Be ij ing ▁J ia ot ong ▁University , ▁Be ij ing ▁University ▁of ▁Science ▁and ▁Technology , ▁China ▁Agricult ural ▁University , ▁China ▁University ▁of ▁Ge osci ences ▁( Be ij ing ), ▁Be ij ing ▁University ▁of ▁Science ▁and ▁Technology , ▁Be ij ing ▁University ▁of ▁Science ▁and ▁Technology , ▁China ▁University ▁of ▁Political ▁Science ▁and ▁Law , ▁Communic ation ▁University ▁of ▁China , ▁China ▁University ▁of ▁M ining ▁and ▁Technology ▁( Be ij ing ) ▁North ▁China ▁Electric ▁Power ▁University , ▁Central ▁University ▁for ▁National ities , ▁Central ▁University ▁of ▁Fin ance ▁and ▁Econom ics , ▁China ▁University ▁of ▁Pet role um ▁( Be ij ing ), ▁Be ij ing ▁Information ▁Science ▁& ▁Technology ▁University , ▁Be ij ing ▁University ▁of ▁Chinese ▁Medicine ▁ ▁Shang hai ▁( 1 0 ) ▁ ▁F ud an ▁University , ▁Shang hai ▁J ia ot ong ▁University , ▁T ong ji ▁University , ▁East ▁China ▁Normal ▁University , ▁D ong h ua ▁University , ▁Shang hai ▁University , ▁East ▁China ▁University ▁of ▁Science ▁and ▁Technology , ▁Shang hai ▁University ▁of ▁Fin ance ▁and ▁Econom ics , ▁Shang hai ▁University ▁of ▁Trad itional ▁Chinese ▁Medicine , ▁Shang hai ▁Normal ▁University ▁ ▁Ji ang su ▁Province ▁( 1 3 ) ▁ ▁Nan j ing ▁University , ▁S out heast ▁University , ▁China ▁University ▁of ▁M ining ▁and ▁Technology , ▁H oh ai ▁University , ▁China ▁Ph