Core Viewpoint - A man in Guangdong successfully extracted 191.73 grams of gold from over 170 kilograms of SIM card chip waste, valued at approximately 214,737.6 yuan based on the current gold price of 1,120.00 yuan per gram [1] Group 1: Extraction Process - The extraction process involved specific electronic waste, particularly gold-plated chip waste from the telecommunications sector, rather than ordinary SIM cards [2] - The man clarified that the weight of the waste used was close to 2 tons, emphasizing that individual SIM cards contain negligible amounts of gold [2] - The extraction process is complex and requires compliance with industry standards, aimed at showcasing the recovery value rather than creating sensationalism [2] Group 2: Public Reaction and Misunderstandings - The topic sparked significant online discussion, with many users expressing surprise at the ability to extract gold from SIM cards [3][5] - Some users humorously commented on their own experiences with gold, indicating a mix of curiosity and disbelief regarding the extraction process [6] Group 3: Safety and Feasibility Concerns - The man warned that the gold content in SIM cards is extremely low, typically around 0.02 grams or less per card, and the extraction process is hazardous, not recommended for individuals [3][12] - The extraction methods discussed in videos often involve dangerous chemicals and require precise conditions, making them unsuitable for home experimentation [10]