That would be a long story, and I doubt if 6mm would work to replace both 7.62 and 5.56.
So at the moment, the best solution should be learning from US army and PA that equip some 7.62X51mm rifle for PLA in Tibet. After some discussion with my friends, they told me there was a rifle called...
This is why I asked this question. So in PA's experience, 7.62*51 mm is best for mountain area in Pakistan, which should be applied for our Tibet area. There should be some problem for our 5.68mm rife in these areas
HQ-16 is not product of CASIC
By the way, I remember about one year ago, there were rumors said that Pakistan was negotiating with China for FK-3 on this forum.
Funding for FC-31 could be an issue but not technology. Then how to solve it? Tracing development route of JAS-39 and KC-390 could give you the answer. Time will save money for any project.
We will not send too many ships to Indian ocean to stimulate India and US at the moment. But more training with Pakistan Navy will happen for sure. A navy base at Bagamoyo is much more possible as there would be less objection from neighboring countries.
Firstly you should find the target position for a moving target. If it is not a problem, then the platform can be used for guidance. But for most country, this would a problem, especially for transferring the data to a submarine