In relation to topic, it’s obvious that China won’t allow any of her weapons and ammunitions in supplements to yanks limited power projection against Iran, demonstrated by this ongoing Iran war, due to yanks pathetic industrial manufacturing capabilities.
Especially if any Chinese equipment and ammunition used for a nation siding with yanks in attempt to achieve the goal of enclosing China by taking down current Iranian regime. If Iran falls to yanks like any other gulf nations, it carries more weight as seen from a map, the hostile forces will approach China’s vast western regions much closer.