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Chunhui Zhang is currently the Vice President of Business Development at Polar Sapphire Ltd. Chunhui previously held positions such as Senior Director, Business and Technology Development at Silicor Materials and Senior Development Engineer at Cymat Technologies Ltd. Chunhui also has experience as a Metallurgical Engineer at Harbin Dong’an Engine Co. Ltd. Chunhui holds a Ph.D. in Materials Engineering from McGill University, along with a Master's and Bachelor's degree in Materials Science and Engineering from Harbin Institute of Technology. Throughout their career, Chunhui has been involved in various research projects and has played key roles in developing new technologies and establishing strong customer relationships.