1. The outer packaging box must be marked with "Made in Germany" to be genuine.

2. The genuine one-time anti-counterfeiting laser label has an oval wavy edge and the words "Hongyun-Genuine" will appear after it is peeled off.

3. The anti-counterfeiting laser on the outer box will show the logo of Hongyun Company when viewed from the side, which is a pattern like the word "bamboo".

4. Each medicine bottle contains a special desiccant for Hongyun’s high-quality products.

5. The genuine product contains an anti-counterfeiting control instruction sheet, which is a solemn statement from Hong Kong Hongyun Trading Company. Only if the instructions have both front and back sides, the product is genuine. The instructions include information such as the agency's phone number and relevant registration number.

6. The medicine bottle containing the pills is a newly designed brown transparent bottle with a metal safety lock lid. The lid is printed with blue English characters and a red registered trademark "Bamboo". "HUNG WIN TRADING CO." is embossed in English on the bottle body, and the "Bamboo" trademark is embossed on the bottom of the bottle.