For the welfare of indoor cats, it is essential to choose good cat litter as they have hygiene requirements. Cats that live indoors sometimes spend a lot of time in their litter and wish to get rid of repugnant scents while also looking for ease while cleaning. PUYUAN specializes in cluttering products such as bentonite for waste aggregation, tofu for being environmentally friendly as well as pine for its scent masking property. Litter types are designed depending on the health and comfort of the owners of indoor cats.