2.Install one of OPC client from google play store to your cellphone (like ; Prosys OPC Client , OPC UA Client).
3.In Prosys OPC Client add new server enter name for server in OPC server link add the opc.tcp://your-pc-ip-address:portnumber/OPCUA/SimulationServer then save it.
Prosys OPC Client
4.Then you can monitoring , getting data , edit data ,... form server.