https://www.scmp.com/news/china/science/article/3255351/nasas-dream-comes-true-china-plans-build-giant-rail-gun-launch-hypersonic-planes-space
https://www.scmp.com/news/china/science/article/3255351/nasas-dream-comes-true-china-plans-build-giant-rail-gun-launch-hypersonic-planes-space
The plans ive seen for similar stuff are cargo only.
Sure, but they've specified they plan to transport people and cargo.
Long enough track and it's probably fine