In 2021 we promoted the product carbon footprint standard and verification. Based on the data of lifecycle assessment, the GHG emissions from direct and indirect activities or accumulated in the product are considered according to the product lifecycle from materials acquisition or natural resource production to disposal at the end of life is considered. Verification for conformity to the ISO 14067:2018 product carbon footprint standard was completed on EVA, the target product, according to ISO 14064-3:2006. The declared/functional unit is per kilogram (including package).