Buy out a shop of antiquities with your jade
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From: Sell your Jade Fragments
"I'll have that one, and that display, and those crates, and that box..."
Game Instructions: This will always gain you many Relics of the Third City.
Unlocked with 1000 x Jade Fragment
"Here you are, [formal address]. I've rung it up and that comes to exactly one thousand jade fragments. I'll send the boy around with the wheelbarrow."