The dust-free feeding station system produced by Xinxiang Dayong Vibration Equipment Co., Ltd. is composed of manual unloading silo, pressure proof feeding platform, unloading silo, filter screen, filtering system, dust collection system, back blowing air bag and other components. The transfer device using negative pressure dust collection is suitable for bag opening and feeding of transfer materials in the production process. It can store the waste first and then transport it, so as to improve the transport capacity.