Guangzhou Changfang Communication Technology Co., Ltd. is a high-tech service enterprise specializing in the development, production, and sales of optical communication products. It is a leading provider of equipment and network solutions in the domestic information and communication field. The company is committed to the research and development of new optical communication products, including power cables (ADSS, OPGW, OPPC, OPLC), outdoor cables (GYTA, GYTA53, GYTZA, GYTZA53, GYTS04, GYFTY, GYTS, etc.), dedicated railway cables, flame-retardant cables for mining, and temperature measurement cables. Many of its products have achieved classic case projects in numerous power and railway projects across the country.

Changfang Communication Co., Ltd. specializes in the production of products such as power optical cables, indoor and outdoor communication optical cables, digital communication cables, and accessories for power optical cables.

Longfang Communication Co., Ltd. has always relied on technological progress and actively引进 cutting-edge production technologies in the research and development industry to continuously enhance its core competitiveness and accelerate corporate growth. The company has successively introduced advanced production lines and testing equipment from international leaders, such as the optical unit production line from Germany's NEXANS (Nexans) and the comprehensive communication cable testing instrument from the U.S. DCM Company. In terms of technological innovation, Longfang leverages the Guangzhou Enterprise Technology Development Center to actively engage in new product development and research, supplemented by testing facilities like the mechanical property system laboratory, propelling the company's sustained development.