Apparently the two parties signed 29 agreements covering a wide variety of areas - all of which are fairly standard and cover the standard touchstones of trade, science and culture [0]. That said, there is an undeniable symbolism in the appearance of renewing, at least nominally, a trade route which has occupied peoples' imaginations for centuries. In passing, one of the interviewees in the BBC story (Peter Frankopan) wrote a fantastic book ("The Silk Roads: A New History of the World") on the history of the Silk Road that is well worth a read. [1]
[0] https://www.corriere.it/economia/lavoro/19_marzo_23/tutti-ac... (Italian)
[1] https://www.amazon.com/Silk-Roads-New-History-World/dp/11019...
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