Given that Russia has already teamed up with India to co-develop and co-produce a version of Moscow's fifth-generation fighter, and that China is co-developing with Pakistan a very low-cost fourth-generation fighter, the U.S. may decide to try and protect market share and lift an export ban on F-22s.
The Chinese military say that two of their East China Sea fleet fighter jets were scrambled to track an unnamed foreign surveillance aircraft on Sunday, according to China News Service.
Some of China's supercomputers have been used to design wings for China's stealth fighter, now in test phase, and to design parts for China's first commercial jet.