There is no legal obstacle for you to join PLA. Yes there is a background check, but a regular person should not have trouble with it. But there is hardly any precedence. In the entire history of PRC (since 1949), citizenships were granted to less than 20 thousand foreign-born people.
Is the PLA a volunteer army?
Background. Although the United Nations Command (UN) forces were under United States command, this army was officially a UN "police" force. In order to avoid an open war with the US and other UN members, the People's Republic of China deployed the People's Liberation Army (PLA) under the name "volunteer army".
Can 3D printed metal be welded?
Yes, you can. TIG (tungsten inert gas) welding with silicon bronze filler can be used to weld 3D printed steel parts together. If a strong bond isn't required, you can also silver solder steel parts together with a torch. This is typically done for smaller applications.
How do you solder 3D prints?
https://www.youtube.com/watch?v=alNLIiVwVWY
Can you weld 3D printed aluminum?
CNC-controlled electron beam welding achieved the locational accuracy and deep penetration needed to weld together four separate 3D printed aluminum heat exchanger sections into a single assembly that is the heart of the HVAC prototype system. 3D metal printed material is prone to porosity when welded.26 ago 2016