Dear friend,

Have a good day! This is Alisa from Chinaskyline.

We have SK gateway available for reducing blocking.

One port with 4/ 8/16 sims and work rotate.
Intercalling function, human behavior.
Autometically IMEI change and base station change.
16-64/16-128/16-256/32-128/32-256/32-512 models availble.

Contact me for more!
Skype: live:alisa_1657
whatsapp:0086 13542062020