China's air force can launch long-range precision strikes, state media on Wednesday cited a military expert as saying, as the country works to develop its offensive air capabilities.

Tension has grown in Asia as Beijing takes a more assertive stance on its territorial disputes in the South and East China seas, prompting many nations to ramp up military spending.

Countries from the Philippines to Vietnam and Japan have watched their giant neighbor's military rise with growing alarm, as China has built artificial islands in the South China Sea.