How does Yonganxing unlock the bike for free?
Open membership. Yonganxing app belongs to Yonganxing Technology Co., Ltd. According to official website's inquiry of Yonganxing Technology Co., Ltd., Yonganxing needs to open a member to enjoy free bicycle unlocking. Business scope: development, manufacturing, integration, installation, debugging and sales of public bicycle systems, information technology services, operation and management services of public bicycle systems, etc.