Group 1 - The core viewpoint of the news is that Sichuan Tianyi Kanghe Communication Co., Ltd. has applied for a patent for a new type of optical splitter structure and testing method, which aims to improve the accuracy of product testing and ensure compliance with drop test requirements [1] Group 2 - Sichuan Tianyi Kanghe Communication Co., Ltd. was established in 2001 and is located in Chengdu, primarily engaged in the manufacturing of computers, communications, and other electronic devices [2] - The company has a registered capital of 271.02458 million RMB and has made investments in 2 enterprises [2] - The company has participated in 477 bidding projects and holds 183 trademark records and 818 patent records, along with 85 administrative licenses [2]