Qilu trade union has no supervisory function. Qilu Trade Union app, also known as Qilu Gong Hui. Qilu Gong Hui Pratt & Whitney Service Staff Platform is an integrated smart city trade union member service platform for all cities in the province, which integrates member transfer, assistance and relief, I want to protect my rights, psychological consultation, employee e-home, employment service, online learning, employee bookstore, trade union matrix, making friends, integral mall, membership discount, feedback 13 and related trade union information, welfare activities and employee circle.