Premier Technology Public Company Limited announced resignation of vorathep Rangchikul from chairman of the executives committee of the company and approve to appoint Mr. Vichien Phongsathron to be chairman of the executives committee of the company, with the effect from March 1, 2018. The company appointed Mrs. Duangthip Eamrungroj, Mrs. Pensri Dettingeng and Mrs. Walairat Pongjitt as member of executives committee, with effect from March 1, 2018.