"Yantong Telephone Collection ETC" is a mobile APP software issued by Yuantong Telephone Collection Co., Ltd. for service users. It provides ETC balance and arrears inquiry services, proactively reminds you of relevant service information, and is equivalent to your portable ETC mobile secretary! The company will continue to improve APP services and content, and thanks users for their support. ※In order to protect your data security, do not download third-party non-certified APPs From now on, ap