This time under a benchmark YANWEN China = slow snail mail.

An eBay seller decided to resent a tiny package 50grm, by the use of YANWEN, so to send replacement goods to Greece.
This topic starts at a period that China, this is on holiday due their New Year celebrations.
On public view the tracking code, but actual shipping this is not made yet.
UJ971036731YP25-01-2025 Your package is waiting to be picked up by the carrier
It will be interesting to see, latest route that YANWEN might use for Europe, and shipping duration.