This document stipulates the evaluation requirements for Nang’s green design products, and describes the evaluation methods and preparation methods of product life cycle assessment reports. This document is applicable to the green design product evaluation of industrially produced prepackaged food naan. Other baked goods with similar raw materials and processes can be used as a reference. The document formulates technical requirements for the evaluation of Nang color design products from the dimensions of resource attributes, energy attributes, and product attributes.