The bustling area in Kunming, China, is prominently located in the Xicheng District. This district is renowned for its vibrant streets, diverse shopping options, and a plethora of dining experiences. The bustling atmosphere is a result of the area's historical significance and its strategic location in the city center.

Xicheng District has been a commercial hub since the Ming Dynasty, with its streets lined with traditional shops and markets. The area's popularity is further bolstered by the presence of the Kunming Old Town, which is a UNESCO World Heritage site. This historical area attracts both locals and tourists alike, contributing to the lively ambiance.

Data from the Kunming Municipal Bureau of Statistics indicates that Xicheng District has the highest concentration of commercial activities in the city. In 2020, the district accounted for approximately 30% of Kunming's total retail sales, reflecting its economic vitality. The bustling area within Xicheng District is also home to numerous restaurants, cafes, and entertainment venues, making it a popular destination for both leisure and business.

The bustling nature of Xicheng District is also attributed to its transportation infrastructure. The area is well-connected by public transportation, including buses, subways, and taxis, making it easily accessible to residents and visitors. This connectivity has facilitated the growth of the commercial sector, further enhancing the bustling atmosphere.

Moreover, the district's cultural diversity plays a significant role in its vibrancy. Xicheng District is home to various ethnic groups, each contributing to the area's unique cultural landscape. This cultural richness is evident in the district's festivals, traditional crafts, and culinary offerings, which add to the bustling atmosphere.

In conclusion, the bustling area in Kunming is prominently located in the Xicheng District. This district's historical significance, strategic location, economic vitality, transportation infrastructure, and cultural diversity all contribute to its lively ambiance. The data from the Kunming Municipal Bureau of Statistics further supports the notion that Xicheng District is the heart of the city's bustling activities.