Which line is at the junction of Dongcheng and Nancheng in Dongguan? Can you draw it on a map?

The dividing line is marked by the red line in the figure

Dongcheng Street is one of the four streets in the main urban area of ??Dongguan City, Guangdong Province. It is located in the middle of Dongguan City, Guangdong Province, on the east bank of the Pearl River Estuary and on the lower reaches of the Dongjiang River. of the Pearl River Delta. The geographical coordinates are 113°31′-114°15′ east longitude and 22°39′-23°09′ north latitude. With Guangzhou in the north and Shenzhen in the south, it has a strategic location. The area under its jurisdiction is about 110 square kilometers, with a total population of nearly 500,000, including about 200,000 permanent residents (more than 80,000 registered residents) and about 300,000 migrant population. Dongcheng jurisdiction: Gangbei, Huayuan Xincun, Dongtai, Wentang, Sangyuan, Zhouwu, Yuwu, Aozhitang, Xiakou, Baizhoubian, Shangqiao, Xiaqiao, Zhangcun, Lichuan, Qiantou, Zhushan, Shijing, Tongsha, Guangming, Niushan, Lixin, Huolianshu, Xingcheng and other communities.

Nancheng Street, formerly known as Huangcun Street, belongs to Dongguan City, Guangdong Province. Nancheng is located in the southwest of the central part of Dongguan City, south of the city's central area, with 113°46' east longitude and 23°001' north latitude. On the east bank of Houjie Waterway in the lower reaches of the South Branch of the Dongjiang River, it borders Dongcheng Street to the east, Houjie Town and Dalingshan Town to the south, faces Wanjiang Street across the river to the west, and is connected to Guancheng in the north. Nancheng has 18 communities under its jurisdiction, namely: Hongfu Community, Hongyuan Community, Shenghe Community, Yuanmei Community, Hengmei Community, Sanyuanli Community, Huangcun Community, Xinji Community, Zhouxi Community, and Yuanwubian Community , Baima Community, Shigu Community, Hadi Community, Xiping Community, Yayuan Community, Shuilian Community, Xincheng Community, Hongtu Community.