Ann: Indian Govt Approval of Cambay PSC Work Program and Budget, page-4

Significance of Location of Oilex Cambay Fields

Cambay Field
Located in the prolific Cambay Basin, the Cambay Asset is the most significant component of the Company’s portfolio, covering 161 km² (~40,000 acres) in Gujarat State, the industrial heartland of India.

https://www.oilex.com.au/cambay-field/

The key fields in the Cambay Basin are Ankleshwar, Kalol, Sobhasan and Gandhar. The basin, located in the Western states of India, has been actively explored since 1960 with production started in 1961 by ONGC. It is predominantly an oil-bearing area. - Wood Mackenzie

https://www.woodmac.com/reports/upstream-oil-and-gas-cambay-basin-ongc-only-1049853#:~:text=The%20key%20fields%20in%20the,predominantly%20an%20oil%2Dbearing%20area.

And guess where the current Prime Minister of India is from?

"Narendra Damodardas Modi (/ˌnəˈreɪn.ðrə ˈðɑːˌmoʊ.ðər.ðɑːs ˈmoʊðiː/ (listen) nə-RAIN-dhrə DHAH-moh-dhər-dhahss MO-dhee ; born 17 September 1950)[a] is an Indian politician serving as the 14th and current Prime Minister of India since 2014. He was the Chief Minister of Gujarat from 2001 to 2014 and is the Member of Parliament for Varanasi."

"Born and raised in Vadnagar, a small town in northeastern Gujarat, Modi completed his secondary education there, and is said to have helped his father sell tea at the local railway station."

https://en.wikipedia.org/wiki/Narendra_Modi#:~:text=listen)%20n%C9%99%2DRAIN%2Ddhr%C9%99,Member%20of%20Parliament%20for%20Varanasi.