Noida investment: Sector 39 vs. Grihapravesh Buildteck?

Hi everyone, I'm considering investing in Noida. What do you think about the year-on-year growth trends? Is it a good time to buy now? Has anyone experienced price appreciation in Sector 39? Also, what's your opinion on Grihapravesh Buildteck Pvt Ltd as a builder? Which one would you recommend for better returns? What are the risks involved? Mujhe advice chahiye.