Hey Pratik and Welcome. That’s a mighty fine looking specimen you got there. Congrats on a job well done. Step one to easy pool care is investing in a reliable test kit. Order yourself a TF-100 from tftestkits.net along with a speed stir. It costs much less than even one confused trip to the pool store. Step two is the ABC's of Pool Water Chemistry - Trouble Free Pool
Lots of info seems rough at first but we have oodles of people to guide you until all the lingo clicks.
Welcome to TFP! For a wealth of pool care information please check out our free Pool School. If you are in need of specific help then we encourage you to Register and ask us here in the forum!