Director of Rosoboronexport, Anatoly Isaykin, has announced that China has purchased the S-400 air defense system.
By Vitaly V. Kuzmin (http://vitalykuzmin.net/?q=node/370) [CC BY-SA 3.0 or CC BY-SA 3.0], via Wikimedia Commons
“Details of the contract will not disclose, but yes, China has indeed become the first buyer of the recent Russian air defense system, which underlines the strategic level of our relations,” Isaykin said.