[special message: the company has F5G-related products and technologies] the F5G-related products and technologies are available to the company, according to the special message on the interactive platform. The company's science and technology integration plate is mainly engaged in the research and development and production of all kinds of military intelligent terminals, software, big data platform and other business, providing advanced equipment information products for various services and arms. Chengdu Fourier, a wholly owned subsidiary of the company, has the ability to provide ground test equipment for C919. According to the specific situation, Chengdu Fourier will actively strive for various business opportunities and continue to expand new markets and business areas.