Drafted by Xuancheng Otis Sanitary Ware Co., Ltd., China Building Sanitary Ceramics Association, Beijing Building Materials Inspection Institute, China National Institute of Standardization, National Water-saving Appliance Product Quality Supervision and Inspection Center, Zhejiang Kai Cat Network Co., Ltd. The "Bathtub" standard drafted by Sanitary Ware Co., Ltd., Liaoning Supor Sanitary Ware Co., Ltd., Hengjie Sanitary Ware Group Co., Ltd., Dongguan COHUI Industrial Materials Co., Ltd. and Huida Sanitary Ware Co., Ltd. was approved for implementation and issued, this marks an important step for China's bathtub industry to move towards standardization.

 The standard specifies the terms and definitions, classification and classification, requirements, test methods, inspection rules, marking, packaging, and transportation of bathtub products.