On March 2, 2018, Centia Company Limited, Konica Minolta distributor with Sukhothai Thammathirat Open University Health Sciences Organize academic seminars in the workshop topic Examination of light intensity assessment in new legal establishments at Room 5209, Seminar Building 1 at Sukhothai Thammathirat Open University
Asst. Prof. Dr. Sirirat Suwanich Charoen The project director presented the first principle of how light physics is Light measurement techniques according to law, both point and area inspection And Dr. Natthayawas Sa-nguanchai Krit Labor Standards Development Agency, Department of Labor Protection and Welfare Former secretary of the Subcommittee that issued this law To create understanding of the law Who is the inspector Who must endorse What are the channels to report? By the company of Centia Co., Ltd. gave knowledge on the topic of Light Theory and metering There are about 50 person in this seminar.