Core Viewpoint - The article discusses the ongoing controversy surrounding the quantum energy bracelet produced by Weikang Biological, which has been publicly criticized by Ant Group's AI health application AQ as a fraudulent product claiming to cure various diseases [3][4]. Group 1: Product Controversy - The quantum energy bracelet has been labeled a scam by AQ, which argues that claims of its medical benefits lack scientific basis and are misleading [4][5]. - Despite the criticism, the product remains available for sale on various e-commerce platforms, and Weikang Biological continues to display it on their official website without any medical claims [3][6]. Group 2: E-commerce Response - Following the allegations, some e-commerce platforms have removed listings of products accused of false advertising, yet many stores still sell the quantum energy bracelet [6]. - The product's current marketing does not include any claims of medical functionality, focusing instead on general attributes like being "waterproof" and "natural" [6]. Group 3: Legal and Regulatory Context - The article outlines the legal responsibilities of producers and sellers regarding false advertising, indicating that producers may not be liable if they can prove they were unaware of misleading claims made by sellers [7][8]. - Direct selling regulations prohibit deceptive advertising, and companies are held accountable for the actions of their sales representatives unless they can demonstrate a lack of involvement or knowledge [8].