The laboratory has a mission to establish the national measurement standards. Besides of performing calibration for customers the laboratory also doing research, analyzing, testing, and developing the standard measuring instruments. Hardness laboratory becomes the pilot laboratory for serving domestic calibration laboratories to participate in proficiency testing program and ensure their capabilities. The laboratory also joins force with other laboratories of NIMT to provide help and support for small and medium enterprises (SMEs) in Thailand and strengthen them to improve their productivity. Ultimately those SMEs can compete with their peers for both domestic and international trades.