Dear teachers/professor (Good morning/afternoon อะไรก็ว่าไป ตามสถานะการณ์นั้น ๆ นะคะ)
My name is JUTAPORN NGAMVILAI , on behalf of our student SIRINTHORN COOLEGE OF PUBLIC HEALTH. We would like to thank you and let you know how much we appreciate your time, your dedication in knowledge educating us on this subject with many value information that we can use either in our own future career or to help others to learn and develop their skills. เขียนต่ออีกได้นะคะ
Thank you very much