First of all, it's an old brand, which is sold in Hong Kong, but it's too wide to answer. The following is the general method to buy genuine products for your reference.

1, through the internet, but generally regular foot stickers will not be sold online.

2. Through official website, you can inquire about dealers and regional purchases.

3. If you see someone using it by asking the user, you can ask the other person how to buy it.

Finally, note that not all foot stickers are from old Beijing. This kind of foot patch refers to a unique formula with high cost and good effect. The key is the core formula. Most foot stickers on the market are open formula. A manufacturer produces dozens of brands of foot stickers. Although the price is different from the packaging, the effect is basically the same. These are not called old Beijing.