On 6 August 2018, His Majesty King NORODOM SIHAMONI of Cambodia and Her Majesty Queen Mother NORODOM MONINEATH SIHANOUK granted an audience to H.R.H. Sisowath Tesso, Lok Oknha Sean Ngu and his family, at the Khemarin Pavilion. Lok Oknha Sean Ngu and his family have contributed forty thousand (40,000) USD towards His Majesty the King’s and Her Majesty Queen Mother’s charitable works.