1. Double-click the Boyiyun icon on the desktop to open the login interface.

2. If you want to check the communication with quotation servers, you can click "Configure" in the upper right corner of the login interface to pop up the "Network Settings" dialog box, click "Speed Measurement", and the software will automatically measure the communication with each quotation server, click "Stop" to stop speed measurement, click the IP with the best network condition, and the corresponding "Select" column will display √, and click "OK" to select the optimal server. By default, Use proxy server is not selected. If this item is selected, the setting options of proxy server will be displayed. The frequency of server speed measurement is once every 10 day. In addition, the login software can log in directly without measuring the speed.