The scanning method is incorrect. First, wipe off the water stains inside the bottle cap and place it on a well-lit surface, then turn on the QR code scanning function in the mobile phone system or use WeChat "Scan" to directly point the camera at the QR code That’s it. According to the query on Guo Yuan's official website, the Guoyuan brand was founded in August 2004. It is a well-known trademark in China, one of China's top ten high-end business liquors, a reception wine for the Chinese Ministry of Foreign Affairs and embassies and consulates abroad, and is also the wine for the 2010 Shanghai World Expo. Special liquor for the United Nations Pavilion.