Guangxi.

Yulin, formerly known as Yulin State, is a prefecture-level city under the jurisdiction of Guangxi Zhuang Autonomous Region. Yulin is located in the southeast of Guangxi, adjacent to Guangdong, Hong Kong and Macao in the east, Beibu Gulf in the south, backed by Southwest China and facing Southeast Asia. It is an important channel and key node city connecting Guangdong-Hong Kong-Macao Greater Bay Area and Beibu Gulf Economic Zone, and is located at the junction of South China Economic Circle and Southwest China Economic Circle. Surrounded by mountains, it is high in the middle and inclined to the north and south; It belongs to subtropical monsoon climate zone, with obvious seasonal changes, warm and hot climate, high temperature and sufficient heat.