The front-end part of the source code of a handicraft website in Yunnan currently does not have a back-end where you can register members online, and conduct online shopping cart, order management, message and other ordering processes: Register as a member -> Purchase products -> Add products to the shopping cart -> Fill in the receipt Information about the consignor -> Confirm the order -> (Online or bank transfer) Payment is developed using the ORM model, and the database operation uses SqlHelper The operation log uses log4net The verification code uses four arithmetic operations Under DB is the Sql2000 database file, just attach it