Riyadh: His Royal Highness Prince Mohammed bin Salman bin Abdulaziz Al Saud, Crown Prince and Prime Minister, has sent a cable of congratulations to King Maha Vajiralongkorn of the Kingdom of Thailand on the occasion of Thailand's National Day. According to Saudi Press Agency, HRH the Crown Prince expressed his wishes for King Vajiralongkorn's continued good health and happiness. He also extended his best wishes for steady progress and prosperity to the government and people of Thailand.