China's Central Committee and State Council released a plan on 5 September 2021 for the Guangdong-Macao in-depth cooperation zone in Hengqin, an island in Zhuhai city in Guangdong Province, which is across from Macao. According to a release from the State Council, the plan is meant to support Macau in integrating into overall national development and to promote the long-term prosperity and stability of Macau, while recognizing the successful implementation of the "one country, two systems" p…