This standard specifies the terms and definitions, models and structural types, basic requirements, technical requirements, inspection methods, inspection rules, labels, and packaging of non-powered anaerobic biological filter catering sewage treatment devices (hereinafter referred to as: catering sewage treatment devices) , transportation and storage, quality commitment. This standard is applicable to catering sewage treatment devices that operate in a non-powered manner and target pollution indicators such as animal and vegetable oils.