The specific operation of the tracing method of Anxin code is as follows: Step 1: "Uncover the genuine query" and check Anxin code. Step 2: Scan the security code with WeChat. Step 3: Check the knot.

The specific operation of the NFC chip traceability method is as follows: Step 1: Scan the QR code on the wine box/bottle and download the "National Taiwan NFC Jian Zhen" APP. Step 2: Open the "National Taiwan NFC Jian Zhen" APP and put the phone near the bottle cap. Step 3: Check the results.