[strictnein]

That wasn't free. But, yes, they sold another country some goods that are in high demand.

[boomboomsubban]

The stories I can easily find show the doctors arriving with 30 tons of donated medical supplies and none mention China being paid for them.

[Dahoon]

The doctors was from China Red Cross, so yes, it was absolutely 100% free.

https://www.reuters.com/article/us-health-coronavirus-italy-...