Help migrating HTC m8sd China Telecom to India

I have HTC m8sd china telecom version S-off using sunshine, have tried various methods to port to india rom but failed, have tried using india RUU as indicated in OTA, RUU thread, using china telecom RUU and then restoring india twrp backup, bindroid, oweida etc but am not able to migrate the same, the system goes on continous reboot ( have followed steps to the letter), the best i was able to do was getting GSM +GSM on both SIM's but i require CDMA REVB EVDO on my mobile. pl. help