(caozha-order is a general bidding page order management system, developed based on the open source caozh-admin, supports order management, order recycling bin, product management, batch upload orders, batch export orders (support export formats: .xls, .xlsx, .csv), order duplicate detection, bidding page order call, built-in flexible order viewing permission setting mechanism. System features: easy to use, zero threshold, clean and concise interface, very convenient for secondary development.)