Chongqing Yizheng Communications Information Technology Co., Ltd. is a comprehensive industry company serving the market, aiming at providing intelligent scenario service as the development direction, taking resource integration, Standardization Implementation and professional operation as the brand strategy foundation, high-tech as the starting point, technology as the core, strong technical team as the support, Yizheng Tong is committed to creating IT industry by developing and providing solutions. Build convenient, intelligent and simplified customer experience.

Chongqing One Certificate Communication Information Technology Co., Ltd. has developed products such as CRM big data management platform for tourism and E card travel margin financial management platform. At present, Chongqing One Certificate Communication Information Technology Co., Ltd. is the only domestic financial big data software and hardware system service provider authorized by major banks, and completed the "Angel Round" financing in 2019.

重庆壹证通信息技术有限公司是一家服务于市场的综合产业公司，以提供智慧化场景服务为发展方向，以资源整合，标准化执行和专业运营为品牌战略基础，高科技为起点，技术为核心，以强大的技术队伍为支撑，壹证通致力于通过开发和提供解决方案为IT行业创造方便，智能，简化的客户体验。
重庆壹证通信息技术有限公司旗下开发产品有旅游CRM大数据管理平台、E证通旅游保证金金融管理平台，是目前国内唯一一家获得各大银行授权服务的金融大数据软硬件系统服务商并于2019年完成“天使轮”融资。