谢冬寒.jpg

Professional experience

     Graduated from Beijing University of Science and Technology, in 2017, joined Beijing Sangao Yongxin intellectual property Agency Co., Ltd. as a patent agent. Mainly responsible for many well-known domestic enterprises patent applications, rich experience, access to a wide range of customer praise. 
     Mainly engaged in mechanical aspects of patent agency, business expertise involves machinery, mechanical engineering, mechanical and electrical equipment and other fields. 


Educational background


     2017, Beijing University of Science and Technology , Master of Science in Materials Science and Engineering

Donghan Xie

Patent agent

Operational areas: 
Mechanical, mechanical engineering, mechanical and electrical equipment, etc. 

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