Radio Control Airline Modeller Sport Association (RCSA) and AI and Robotics Ventures, a subsidiary of PTT Exploration and Production, will organise the drone light show on Wednesday after the candle-lighting ceremony.
Five hundred drones created and developed by Thai people who passed the National Research Council of Thailand training course will be used in the 12-minute, 12-second show.
The drones will form various images and words, such as the Thai flag, the Queen Mother's royal cypher, HM the Queen Mother, HM King Rama IX, HM King Rama X and jasmine garland.