Fiber optic cable is the material basis for the rapid development of the Internet. China's optical fiber and cable industry has encountered new opportunities and challenges in the "Internet plus" era. In 2015 China optical communication development and Competitiveness Forum, Zhao Jiandong, the technical director of Asia Pacific Russia region, from DSM fiber optic cable materials department, accepted the reporter's interview. He stressed the two kinds of new fiber coating materials launched by DSM this year. Popularization and application of new environmental fiber coating technology will drive the green growth of optical fiber industry.