Abstract: According to the characteristics of heat treatment processing and service enterprise, the national standard GB/T 32151.19—2024 Requirements of the greenhouse gas emissions accounting and reporting—Part 19: Heat treatment enterprise puts forward the boundary and reporting scope of greenhouse gas emissions accounting, and clearly stipulates the calculation method of carbon emission of fixed combustion source and process emission and the acquisition method of related emission factors. The release and implementation of the standard provides a basis for enterprises to establish and improve the quality management of carbon emission data.

Key words: greenhouse gas, emissions, accounting, heat treatment enterprise, national standard