Group 1 - The market is flooded with various products labeled as "sunscreen," but some sunscreen clothing fails to effectively block ultraviolet rays and does not meet national standards, leading consumers to purchase ineffective products [1][3] - Influencers in live-streaming sessions promote sunscreen clothing with exaggerated claims such as "core cooling technology" and "UPF100+" without substantiating these claims with valid testing [3][19] - According to national standards (GB/T 18830—2009), a product can only be labeled as a "UV protection product" if its ultraviolet protection factor (UPF) is greater than 40 and the UVA transmission rate is less than 5% [5] Group 2 - A leading sunscreen clothing product has a reported UPF of only "30+" while being advertised as "50+" on e-commerce platforms, indicating a significant discrepancy between actual and claimed performance [12][19] - Many manufacturers are aware that their products cannot pass national testing for UV protection, yet they continue to mislabel their products [17][19] - Some manufacturers offer "customized" services to clients, allowing them to arbitrarily label the UV protection index on the packaging of substandard sunscreen clothing [25][26] Group 3 - In Jiangxi, some sunscreen clothing lacks basic product information such as name, manufacturer, and address, yet still claims to have a UPF of "50+" [21][23] - The sales of these poorly labeled products are surprisingly high, with one popular item selling over 300,000 units annually despite its lack of compliance with safety standards [26] - In Zhejiang, some fabric suppliers openly sell materials that do not meet UV protection standards, which are then used to manufacture sunscreen clothing [28] Group 4 - Some illegal institutions openly offer to provide testing reports without actual product testing, creating a fraudulent certification process [30][32] - A company named "拓拓传媒" offers a "direct report" service where clients can obtain testing reports by simply providing company information and desired results, without submitting actual samples [34] - This practice of issuing false reports has led to the establishment of a complete black market for fake certifications in the industry [34]