Group 1 - The article highlights the increasing popularity of water light injections among young people due to their "minimally invasive beauty" characteristics, but also points out the illegal practices in the industry [1][3] - Several legitimate medical beauty institutions are found to be violating regulations by using Class II medical devices for injections, which are not approved for such use [5][13] - The investigation reveals that some beauty clinics and unauthorized beauty shops are openly providing injection services without proper medical qualifications [32][41] Group 2 - The Guangdong Hanfei Plastic Surgery Hospital misleads consumers about the classification of their water light products, claiming they are safe for injection despite being Class II devices [7][15] - The Ji Yan Xi Medical Beauty Clinic is also implicated in illegally injecting Class II products, with the physician providing vague responses to inquiries about compliance [22][30] - A beauty shop named Yujianmei Technology is found to be operating without medical qualifications, using smuggled products for injections [34][39] Group 3 - The article discusses the presence of unregulated and illegal products in the market, including foreign water light injections without proper labeling and approval [41][47] - The investigation uncovers that platforms like Xiaohongshu are being used by drug dealers and unauthorized personnel to connect with customers for illegal injection services [51][57] - The report emphasizes the dangers of low-priced products being marketed as water light injections, which are actually intended for other medical uses [67][68]