Here is a list of 8 microwaves you can look at Fuel rates are revised at 06:00 A.M every day. From June 2017, fuel prices in India are revised daily, and this is called the dynamic fuel price method.
The website fvbb.com is an aggregator of news from open sources. The source is indicated at the beginning and at the end of the announcement. You can send a complaint on the news if you find it unreliable.