China's Military Is Getting Strong (So Why Aren't Chinese Weapons Selling?)

One of the frequent arguments made about China’s 20-year-long military buildup is that its locally produced weapons are better than they used to be. To a certain extent this is true, if hardly surprising. Relatively modern systems, such as the J-10 fighter jet, the Yuan-class submarine, and the Type-99 main battle tank, are certainly superior to the weapons systems they replaced, that is, the J-7, the Ming-class sub, and the Type-59 tank – all basically copies of Soviet weapons.

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