Where is the lowest latitude area in my country?

Zengmu Ansha.

Zengmu Shoal: In a narrow sense, it is a shoal located in the South China Sea and is part of the Nansha Islands; in a broad sense, it is the Zengmu Group of Sands, a group consisting of Zengmu Reef Hill, Baxian Shoal and Lidi Shoal. The reefs are the southernmost area of ??China’s territory.

The geographical coordinates of the main reef Zengmu Reef (3°58′20″N, 112°16′53″E) are composed of two parts: the reef core and the reef wings. According to the survey carried out by the Experimental Ship No. 3 of the South China Sea Institute of Oceanography, Chinese Academy of Sciences in 1985 and 1986, the shallowest water depth is 17.5 meters, shaped like a spindle, and the ridge of the reef mound runs northwest, covering an area of ??2.12km?. The area of ??dark sand on site is 0.31km?, and the shallowest point is 23.8 meters. Extended information

China's northernmost point

China's northernmost point is located on the Ussuli Kalun Shoal in the Longjiang First Bay Scenic Area in Mohe County, facing Russia across the Heilongjiang River. The geographical coordinates are 123°15′30″ east longitude and 53°33′42″ north latitude. A boundary monument stands here. The altitude here is 287 meters.

On September 8, 2016, an 8-meter-long and 2.45-meter-high Taishan stone was set up here as the northernmost geographical mark, with the five characters "China's northernmost point" engraved on it.

The northernmost point in China is located in the Wusuli Shoal Scenic Area of ??the 28th Station Forest Farm in Mohe County. There are "China's Northernmost Point" and "North Country Sky Stone" on the Usuli Shoal Scenic Area. There are two wooden villas built on the stone tablet, forming the prototype of the riverside park.

Baidu Encyclopedia - Zengmu Shoal

Baidu Encyclopedia - China's northernmost point