Mr. Woraphant Chontong On 16 January 2018, Mr. Woraphant Chontong, a director, executive director and senior executive vice president of financial and administration division of Sino-Thai

Miss Preeya Wongsongja Mr. Woraphant Chontong while being a director, executive director and senior executive vice president of financial and administration division of Sino-Thai Engineering and

her by Mr. Woraphant Chontong, her father, who was a director, executive director and senior executive vice president of financial and administration division of Sino-Thai Engineering and Construction

Mr. Woraphant Chontong Mr. Woraphant Chontong while being a director, executive director and senior executive vice president of financial and administration division of Sino-Thai Engineering and