If you scan the trademark in your mobile phone, you can find the brand, and then if you want to download this software, you don't need to download it. There is a special scan in the software of WeChat and a scan in the browser, which is specially used to identify these trademarks. The software that comes with these scans can be the browser software that comes with the mobile phone, and then you can find the trademark and brand by scanning it, which is very convenient. It's good, too. It's easy to use. You'll know when you learn it.