A good reference is this one has examples and when you understand it you are ready to configure!!
http://forum.mikrotik.com/t/using-routeros-to-vlan-your-network/126489/1
This may also be useful to read as well.
http://forum.mikrotik.com/t/using-routeros-to-vlan-your-network/126489/1
( I do not know what a ZTE is?? where is your ISP…)