Core Viewpoint - The company, GuoLan Testing (国缆检测), is expanding its capabilities in the aerospace sector by developing testing technologies and services for high-end cables and optical fibers used in aviation and aerospace applications [2]. Group 1: Company Developments - GuoLan Testing has acknowledged the growing demand for testing services related to high-end cables and optical fibers as China's modern equipment technology continues to improve [2]. - The company is focusing on research and development of new technologies and products for cables and optical fibers that support strategic emerging industries, including large aircraft and aerospace [2]. - GuoLan Testing has applied for and obtained patents for testing equipment and methods, specifically for aviation wire arc resistance testing, enhancing its technical capabilities [2].