The first level of supply chain data governance ecosystem indexes includes 5: C1, C13, C17, C15 and C23. After the indexes of the first level are determined, the ranks of the matrix where the indexes of the first level are located are eliminated, and the next level is divided in the same way. Similarly, the eight indexes in the second tier are C2, C5, C8, C11, C12, C16, C18, and C22, and the indexes in the third tier are C9, C21, and C24.