Some said that Jiujiu Store started to do it.
Now that the formula has been circulated, everyone can make it, and the taste is not much worse.
If it's delicious, you can go to Jason Wu Road and walk into the alley to see which one has a good business. Don't buy it from a big store outside the road.
Then Zhou Heiya recommended that it be slightly sweeter than Jason Wu's, and the taste of wild collarbone is particularly good.