Group 1 - The core point of the article is that Tencent Technology (Shenzhen) Co., Ltd. has obtained a patent for a method and device for network delay detection, with the patent number CN115914037B, applied for on September 2021 [1] Group 2 - Tencent Technology (Shenzhen) Co., Ltd. was established in 2000 and is located in Shenzhen, primarily engaged in software and information technology services [1] - The company has a registered capital of 2 million USD [1] - Tencent Technology has invested in 15 companies and participated in 264 bidding projects [1] - The company holds 5000 trademark records and 5000 patent records, along with 527 administrative licenses [1]