Shaanxi Meineng Project, combined with the existingIC card business system, the two-in-one self-service recharge/payment machineand the QR code scanning box of the gas company, enables customers of gascompanies to realize online self-service recharge and payment, and the cashlesspayment mode through Wechat or Alipay at the filling station is realized forthe first time, thus improving the operating efficiency of gas companies andreducing the operating cost.