Is Dewei engine better or Wei Chai engine better?

Both engines are fine.

Yunnedewei Power is a sub-brand of power engine in Yunnei. Its design concept originated from FEV company in Germany, adhering to the advanced technology of modern electronically controlled high-voltage rail, further improving the power performance and solving the balance between power, fuel and noise. Realize the leap of diesel engine to high performance development.

Weichai Power Co., Ltd. was established in 2002, with Wei Chai Holding Group Co., Ltd. as the main sponsor and domestic and foreign investors as sponsors. China's internal combustion engine industry is listed on H shares in Hong Kong, and it is also a company that returned to the mainland from overseas to re-list A shares.