1. Support record tracking in the purchasing process such as purchase order entry, review, warehousing, returns, etc.
2. Support tracking of sales, out-of-warehouse, sales review, out-of-warehouse review, returns, etc.
3. Support data export for product outbound and inbound products
4. Support customer, warehouse and other management
5. The front end uses Bootstrap and Bootstrap-table to achieve adaptive effects, pop-up windows, etc.
6. Simple and concise interface