This standard specifies the terms and definitions of water-saving toilets, squatting toilets, urinals, ceramic sealing faucets, mechanical pressure flushing valves, non-contact water supply appliances, time-delayed self-closing faucets, and shower heads. Materials, technical requirements, test methods, inspection rules, signs and identification, packaging and storage. This standard applies to water-saving sanitary ware installed on water supply pipelines with a static pressure not greater than 0.6 MPa.