Most suppliers in China are small in scale,there product information is not maintained by the system, information update is not timely, quotation is confused, resulting in inaccurate information acquisition by purchasers and low inquiry efficiency.This APP can be maintained by the supplier and the purchaser together, to ensure the timely update of information, so as to help the supplier system to manage their own product database, help the purchaser to obtain accurate inquiry information in time, improve the transaction efficiency.