Warangal

Hello Shirish, you can get transfer to another Diploma college of the completion of your first year examination. You should approach the administrative department of you are institute and seek information and knowledge about the procedural aspects of the issue. You may need to obtain certain Certificate and submit documents. They will guide you in a proper way
Best wishes to you.

Yes, you can change the Polytechnic College from Siddipet to Warangal. Transfer in Government Polytechnics is very common in the first year. So please contact to your Head of Department regarding this and also approach to Warangal Polytechnic college for the availability of seats.

Based on the TS EAMCET rank you obtained, you can the following in asked college under general category.
1. ECE
2. EIE
3. ECI
4. Civil
5. Mech
So chances for getting CSE are moderate here.

Keeping the last years of trends in consideration, you can get the following in Kakatiya Institute of Technology and Science.
1. ECE
2. ECI
3. EIE.