I have worked in shift superintendent of Production BP5 at Bangplee plant then I have opportunities to worked with O-I BJC Vietnam Glass Company as Line manager (FMU, Flexible Manufacturing Units Managers) also, a joint venture of Owens-Illinois (USA), Berli Jucker Public Company (BJC, Thailand) and Saigon Beer Alcohol Beverage Company (SABECO, Vietnam) for the glass container manufacturing.