Dinstar GSM gateway

Dear Friends, I am looking for my testing one GSM DInstar gateway which support simbank and should be place in UAE, USA, Singapur, UK, Thailand, Malaysia, Albania. I need to check one of my calling software which need to check network testing atleast one month in these area network. For this you need to put only GSM Dinstar gateway and sim card we will use on our end with the help of simbank and we will pay you per min basis.