涉及家具、一次性卫生用品等，一批国家标准7月1日起实施

Group 1 - The implementation of several important national standards related to proton exchange membrane fuel cells, electric vehicle battery replacement stations, furniture safety, and disposable sanitary products began on July 1 [1] - The national standards for proton exchange membrane fuel cells include testing methods for membrane electrodes and carbon paper characteristics [1] - The general technical requirements for electric vehicle battery replacement stations cover overall requirements, classification, site selection, power supply systems, and safety measures [1] Group 2 - New national standards for electric construction machinery include testing methods for pure electric hydraulic excavators, non-road wide-body dump trucks, tire-type loaders, and non-road mining dump trucks [2] - The mandatory national standard for furniture structure safety specifies general safety requirements and limits for harmful substances in furniture [2] - The mandatory national standard for disposable sanitary products outlines hygiene requirements for materials, production processes, and packaging [2] Group 3 - The national standard for copiers and multifunctional devices sets energy consumption technical requirements and testing methods for A3 and smaller devices [3] - The environmental protection requirements for fax machines and multifunctional fax machines include technical specifications and testing methods [3] - The mandatory national standard for port operations concerning solid bulk hazardous materials outlines safety requirements for loading, unloading, and storage operations [3] Group 4 - The national standard for logistics information service providers specifies data exchange requirements and frameworks for logistics data during transportation processes [4] - The standards for digital fitting systems define terms and methods for virtual human attributes and performance evaluation [4]