Business School;
University of Shanghai for Science and Technology;
Shanghai 200093;
China;
Faculty of Science;
Guilin University of Aerospace Technology;
Guilin 541004;
China;
Guangxi Aviation Logistics Research Center;
Guilin University of Aerospace Technology;
Guilin 541004;
China;
School of Finance and Business;
Shanghai Normal University;
Shanghai 200234;
China;
bipartite networks; community; projection; information exchange;