The postcode of Zhujiang College of Tianjin University of Finance and Economics is 30 18 1 1. According to official website information, postal codes are divided into three parts. The first two represent provinces, the middle two represent cities, districts or counties and autonomous counties, and the last two represent specific delivery areas. Address of Zhujiang College, Tianjin University of Finance and Economics, the first two digits 30 represent Tianjin, the middle 18 represents Baodi District, and the last 1 1. According to this coding rule, the postal code of Zhujiang College of Tianjin University of Finance and Economics is determined to be 30 18 1 1. The use of postal code can ensure the accurate delivery of mail to the destination, and at the same time facilitate the efficient management and sorting of mail by postal departments. Zhujiang College of Tianjin University of Finance and Economics is a private college located in Baodi District, Tianjin, China. It is an undergraduate-level ordinary college established by Tianjin University of Finance and Economics and Guangdong Zhujiang Investment Co., Ltd. with the approval of the Ministry of Education according to the independent college model and mechanism.