As the Opening Ceremony will be a formal event attended by Her Royal Highness Princess Maha Chakri Sirindhorn,   participants are required to adhere to a formal dress code.

 Dress Code:

 Note: All-black outfits are not appropriate.

Dress Code	Men	Women
1. National Costume	Traditional / National attire	Traditional / National attire
2. Formal Attire	Formal suit (jacket and trousers), or Long-sleeved shirt with necktie and long trousers Formal dress shoes	Formal suit (jacket and trousers/skirt), or Blouse with long sleeves Knee-length skirt without side or front slits Formal dress shoes
3. Smart Casual	Long-sleeved shirt or with sport jacket/blazer Long trousers Dress shoes or sports shoes (closed-toe, closed-back, no sandals)	Long-sleeved shirt or with sport jacket/blazer Long trousers or knee-length skirt Dress shoes or sports shoes (closed-toe, closed-back, no sandals)

 During the opening ceremony

• Do not leave or enter the auditorium during the ceremony. Please be seated before the event begins.

• Please ensure your mobile phone and any other digital devices are switched off or set to silent mode.

• Taking photos or recording videos during the ceremony is strictly prohibited.

• Please maintain a respectful demeanour throughout the ceremony. Loud talking, whispering, or unnecessary movement should be avoided.