✔ 最佳答案
He laid down the principle of 'one country, two systems' of Hong Kong and guaranteed that it would remain unchanged for 50 years. 'one country, two systems' means that the HKSAR and the mainland are governed under two different systems. The previous system and the way of life in Hong Kong before 1997 remain largely unchanged. This 'one country, two systems' policy upholds national unity while maintaining the prosperity and stability of Hong Kong. The Basic Law of the HKSAR lays down the system to be practised in the territory after the handover.