Mr. Chansin Treenuchagron, Chief Executive Officer of PTT Public Company Limited, visited Kamnoetvidya Science Academy on Friday, February 8, 2019. He was welcomed by the administrators, staff members and students of Kamnoetvidya Science Academy. Mr. Treenuchagron spoke to the students and encourage them to work hard, to use the knowledge of science and technology to develop Thailand in the future, and to strive to be both intelligent and good.