This application is designed specifically for suppliers on the CityB2B platform, Add much more functions in this version. serving as a tool for customers to place orders and for suppliers to manage their customers and orders. It offers a range of convenient features, including the ability for customers to select delivery dates, remember previous purchases, add item notes, and easily browse and choose products. Additionally, suppliers can utilize the app to manage their customers, assist with order placement, and handle order management tasks. This application aims to provide efficient and streamlined services for both suppliers and customers, enhancing their interaction and experience on the CityB2B platform.