A meeting celebrating the 25th anniversary of Hong Kong's return to the motherland and the inaugural ceremony of the sixth-term government of the Hong Kong Special Administrative Region (HKSAR) began here Friday morning.The national anthem of the People's Republic of China was played and sung.A meeting celebrating the 25th anniversary of Hong Kong's return to the motherland and the inaugural ceremony of the sixth-term government of the Hong Kong Special Administrative Region (HKSAR) began here Friday morning.The national anthem of the People's Republic of China was played and sung.