China Construction Bank has a broad customer base, maintains banking contacts with many large enterprise groups and leading enterprises in China's economic and strategic industries, and its marketing network covers major regions of the country. The basic background of the establishment of China Construction Bank is that People's Republic of China (PRC) began to implement the first five-year plan to develop the national economy, and large-scale economic construction centered on 156 key projects has been launched all over the country. In order to manage the huge construction funds, China Construction Bank came into being.