Mr. Tian TAN joined in Unitalen in 2014 after a 7- year experience as a substantive and preliminary examiner in Patent Examination Cooperation Center (Beijing) (PECC). Mr. TAN has been working in the Department of International Chemistry Department till now and focuses on import patent applications. With year’s practice, Mr. TAN handled many cases of new applications and Office Actions in the field of Material, Semiconductors and Chemistry.