1. Yuchai Group, full name of Guangxi Yuchai Machinery Group Co., Ltd., headquartered in Yulin City, Guangxi, is an investment and financing management company and a large state-owned enterprise group with capital operation and asset management as its core.
2. Guangxi Yuchi Zhilian Technology Co., Ltd., located in Nanning, Guangxi Zhuang Autonomous Region, is an enterprise mainly engaged in road transportation. So it's not a mother-child relationship.