[Retracted] Spatiotemporal Evolution of Regional Green Economy under Administrative Division Adjustment on Applications of Artificial Intelligence: A Case Study of the Guangdong-Hong Kong-Macao Greater Bay Area

Table 1

Contents of administrative division adjustment of the Guangdong-Hong Kong-Macao Greater Bay Area (GBA) from 1978 to 2018 (source: self-drawing).

Time	Content
1979	Shenzhen and Zhuhai were established as prefecture-level cities under provincial jurisdiction.
1980	Shenzhen and Zhuhai were upgraded to special economic zones.
1984	Guangzhou was approved as an open coastal city.
1987	Zhongshan and Dongguan were upgraded from county-level cities to prefecture-level cities.
1988	Qingyuan County and Fogang County were annexed to Qingyuan; Xinfeng County was annexed to Shaoguan; Huiyang Region was transformed into Huizhou; Zhaoqing Region was transformed into Zhaoqing.
1989	Hengqin Town was placed under the jurisdiction of Xiangzhou District under the adjustment scheme of “transforming townships into towns.”
1992	County-level cities such as Shunde, Nanhai, Taishan, and Panyu were established.
1997	The administrative division of Luohu District of Shenzhen was adjusted, and Yantian District was added in Shenzhen; Hong Kong Special Administrative Region was established.
1999	Macao Special Administrative Region was established.
2000	Panyu and Huadu, both county-level cities administered by Guangzhou as delegated, were transformed into districts.
2001	Zhuhai revoked Doumen County (the last county in Zhuhai) and added Doumen District and Jinwan District.
2002	Xinhui, a county-level city under the jurisdiction of Jiangmen, was transformed into a district; Chengqu District, Shiwan District, and county-level cities Nanhai, Shunde, Sanshui, and Gaoming, which were formerly under the jurisdiction of Foshan, were revoked and restructured into the following five districts of Foshan: Chancheng District, Nanhai District, Shunde District, Sanshui District, and Gaoming District.
2003	County-level city Huiyang was revoked and transformed into Huiyang District of Huizhou.
2005	Dongshan District was revoked and annexed to Yuexiu District; Fangcun District was revoked and annexed to Liwan District; Nansha District and Luogang District of Guangzhou were added.
2009	The new campus of Macao University on the Hengqin Island was isolated from other regions of the island; one part of Hengqin Island would be governed under the policy of “One Country, Two Systems.”
2012	Some townships and towns in Panyu District of Guangzhou were placed under the jurisdiction of Nansha District by means of “district boundary restructuring.”
2014	Huangpu District and Luogang District of Guangzhou were revoked, and a new Huangpu District was established; county-level cities Conghua and Zengcheng were revoked and transformed into Conghua District and Zengcheng District, respectively.
2016	Longhua District and Pingshan District were added in Shenzhen; some subdistricts of Bao’an District were placed under the jurisdiction of Longhua District; Pingshan Subdistrict and Kengzi Subdistrict of Longgang District were incorporated into Pingshan District.
2018	Former Luogang District and Huangpu District were merged into the new Huangpu District, and the adjustment scheme of “transforming counties into districts” was practiced in Conghua and Zengcheng.