Accor ding to Office Party of mass line education pra ctice a ctivities le d group of unifie d arrangement s, units main le d to for cadre s workers S hang a times party lecture , due to himse lf level limited, only put thi s stage concentrated lear ning of experience to day and everyone common wit h learni ng excha nge, purpose is let we furt her de ep understanding mass li ne of connotation, ins