Guests from Zambia water board visited LAIOSN for STS prepaid water mtering solutions. They're interested in LAIOSN Split type STS water meters and system, also for the advanced AMR solution. LAISON APP isvery surprising, which can realize remote purchase by mobile payment. After getting the knowledge of water metering solutions, they made a factory tour for better understanding of how the meters be produced. LAISON prepayment solutions will be widely welcomed in Zambia in the future.