Usaimei brand has signed cooperation contracts with online platforms such as Taobao and JD.COM, which means that the small monster slingshots sold on these platforms are genuine products authorized by Usaimei. These platforms have strict commodity review and supervision mechanisms to ensure the authenticity and quality of the goods sold. In addition, consumers can judge the authenticity of goods by looking at the brand authorization information, merchant reputation rating and user evaluation on the product details page.