Surfilter(SZ:300311)2022-12-08 01:31Group 1: Company Overview - The company, Renzi Hang Network Technology Co., Ltd., has been established for 15 years, initially focusing on providing services for youth internet safety [1] - The company's domain name reflects its target demographic of 12-18 year-olds [1] - The business has expanded significantly due to increased national emphasis on internet information security, leading to the development of specialized security auditing, general security auditing, and internet supervision products [1] Group 2: Business Operations - The company initially generated revenue by selling real-name internet access cards, later transitioning to charging for auditing services based on the number of times a second-generation ID card is used or through monthly packages [1] - The market share of the company's internet café business exceeds 30% [1]