Core Viewpoint - Han Yu Group is primarily engaged in the research, production, and sales of household appliance drainage pumps, with applications in washing machines and dishwashers [2] Group 1 - Han Yu Group confirmed that its main business focuses on household appliance drainage pumps [2] - The company's products are also utilized in spa toilets and electronic water pumps for new energy vehicle components [2]

Core Viewpoint - Hanyu Group (300403.SZ) focuses on the research, production, and sales of household appliance drainage pumps, primarily used in washing machines and dishwashers [1] Group 1 - The company's main business involves the development and manufacturing of drainage pumps for household appliances [1] - Products are also utilized in spa toilets and electronic water pumps for new energy vehicle components [1]