MOSCOW, February 19. /TASS/. Russia will supply first four Su-35 jets to China by the end of this year in accordance with the contract signed last year, a source in military-technical cooperation sphere told TASS on Friday.

"First four Su-35 jets will be supplied to China this year," the source said noting that more jets will be supplied to China in the next two years.

Moscow and Beijing signed a contract last year on delivery of 24 Su-35 jets to China worth at least $2 billion. China was the first foreign country to purchase this new generation aircraft. A source in the military-technical cooperation sphere previously told TASS that the contract will be fulfilled in three years.