Through the Zhejiang Provincial Science and Technology Information Research Institute, Zhejiang Province, mechanical and electrical products quality testing Co., Ltd. testing, the Chinese Academy of Sciences, academician Yao Jianquan, Optical Society of China, director of the Laser Processing Committee, Professor Zhang Qingmao, deputy director of the Laser Processing Engineering Research Center, Professor Tang Xiahui, and other appraisal committee identification, the overall technology is at a leading level in the country, in which the ultra-high-power laser arc composite welding process is in the International advanced level.