The penetration rate of mobile payment hits the new high record year after year. In order to provide a more comprehensive payment solution, a well-known electronic ticket system company in Taiwan decided to launch a mobile payment tool. In order to complete the establishment of system as soon as possible, this company entrusted SYSTEX, who has professional services to build payment environment, for assistance. SYSTEX provided the aid with expected service level to the customer and completed the system test in just six months. Moreover, this mobile payment tool attracted 10,000 registrations in three hours right after its launch, allowing users able to use the tool to carry out convenient functions such as riding a vehicle, QR Code scanning payment and receiving payment, applying for a virtual membership card and daily life payment.