Which of the following airlines became the first Indian Based Airlines to operate flight to China?

Jet Airways became the first Indian airline to operate flights to China, marking a significant milestone in Indian aviation. This was part of the expansion of India-China air connectivity agreements. The other options are incorrect: Indian (later Indian Airlines) and Air India primarily operated domestic and international routes but not to China initially, Kingfisher was a later entrant, and 'None of these' is incorrect because Jet Airways did achieve this milestone.