To the local human resources and social security bureau. Librarian's card is a certificate issued under the jurisdiction of the State-owned Assets Supervision and Administration Commission (SASAC), which has a very high gold content and is universally used throughout the country. Among them, Wuxi is located in the south of Jiangsu, in the Yangtze River Delta Plain, the hinterland of the south of the Yangtze River and the Taihu Lake Basin.