51 one ounce rounds. Someone thinking about selling. I asked why? They don't need the money but thinking maybe take a little off the table and do something else with the paper greenbacks. I don't get to keep the bag... might have to keep some of the silver. Supposed to be some eagles, libertads and britanicas.
Where are you seeing Shanghai quotes? None of my go-to sites show any activity at all between Friday 5-6PM EST and Sunday 5-6PM EST.
I see $111.60 at https://goldsilver.ai/metal-prices/shanghai-silver-price - but that's a quote from the 23rd, which would have been Friday morning US time if I'm not mistaken (they're on the other side of the dateline). I also saw some Reddit discussion about whether or not that price included VAT. Note that the scale at the bottom of the graph you posted covers 14 years, 6 of which are in the future. I'm not sure it's the best choice for verifying which day a quote is from...