Abstract: This paper described the program planning, implementation process and evaluation results of the concrete strength testing capability verification in 2019, for the construction project quality inspection institutions in Jiangsu province. A better mapping effect of the detection ability of related institutions in Jiangsu province has been achieved. The paper analyzed the innovation highlights of the capability verification scheme and the capability distribution of the provincial testing institutions and verification personnel. It was concluded that the program has played a positive role in helping the province to improve the detection ability. It provided experience reference for the supervision work of competent authorities and the subsequent similar ability verification.