Here are the  points regarding NRI quota admissions at VR Siddhartha Engineering College (VRSEC), Vijayawada:

- VRSEC offers 30% of total seats under the Management/NRI quota for B.Tech programs.

The remaining 70% seats are under the Convener quota.

- For NRI quota admission, candidates must have a valid rank in AP EAMCET or JEE Main. They also need to meet the basic eligibility criteria of at least 45% marks in 10+2 with Physics, Chemistry and Mathematics.

- The NRI quota fee for B.Tech at VRSEC ranges from 1.25 to 1.98 lakhs per year, depending on the branch. This is higher than the fee for Convener quota seats.

- For M.Tech programs, 30% seats are available under the Management/NRI quota. Candidates need a valid GATE or AP PGCET score along with a bachelor's degree with at least 50% marks.

- The NRI quota fee for M.Tech ranges from 70,000 to 1.80 lakhs per year.

- MBA and MCA courses also have 30% NRI quota seats. Candidates require a bachelor's degree and valid AP ICET score for admission.

To apply under the NRI quota, candidates need to submit the application form along with relevant documents and pay the application fee.

The college will inform shortlisted candidates about the further admission process.

For the most up-to-date and accurate information, I recommend checking the VRSEC website or contacting their admission office directly.