Choi Byong-Han, Seoyon Topmetal Co Ltd: Profile & Biography - Bloomberg
Choi Byong-Han
Senior Managing Director Seoyon Topmetal Co Ltd, 1/2016-PRESENT
Senior Managing Director Top Metal Works Co Ltd, 1/1999-1/2016
Top Metal Works Co Ltd Board Member, 1/1999-1/2016
Seoyon Topmetal Co Ltd Board Member, 1/2016-UNKNOWN