Group 1 - The core point of the article is that Xiamen Sanan Optoelectronics Co., Ltd. has obtained a patent for a "type of epitaxial structure and light-emitting diode," with the authorization announcement number CN115377262B, and the application date being July 2021 [1] - Xiamen Sanan Optoelectronics Co., Ltd. was established in 2014 and is located in Xiamen City, primarily engaged in the manufacturing of computers, communications, and other electronic devices [1] - The company has a registered capital of 300 million RMB and has made investments in one external enterprise, participated in 43 bidding projects, and holds 477 patent information records, along with 40 administrative licenses [1]