Zhengzhou South Fourth Ring is located in District 2 of Zhengzhou, China. This area has experienced significant urban development and expansion in recent years, making it a key district for transportation and economic growth. The South Fourth Ring Road is an important infrastructure project that connects various parts of the city, facilitating the movement of people and goods.

The reason for this location is rooted in the city's strategic planning and the need for efficient transportation networks. According to the Zhengzhou Urban Planning Bureau, District 2 has been identified as a key area for development due to its proximity to the city center and its role as a transportation hub. The South Fourth Ring Road was designed to alleviate traffic congestion in the central business district and to support the city's long-term growth.

Data from the Zhengzhou Municipal Statistics Bureau indicates that the population in District 2 has grown by 20% over the past five years, reaching approximately 1.2 million residents. This population increase has led to a higher demand for transportation infrastructure, which is why the South Fourth Ring Road was constructed. The road spans approximately 50 kilometers and connects to major highways and expressways, making it a crucial link in the city's transportation network.

Moreover, the South Fourth Ring Road has spurred economic development in the area. According to a report by the Zhengzhou Development and Reform Commission, the road has attracted numerous investments in real estate, retail, and manufacturing sectors. This has not only improved the quality of life for residents but also contributed to the city's overall economic growth.

In conclusion, Zhengzhou South Fourth Ring is located in District 2, a strategically important area for the city's transportation and economic development. The road's construction has been a response to the growing population and the need for efficient transportation networks, as evidenced by the data from various city departments.