What achievements has the company made in the field of wire-controlled chassis and what has been the scale of its performance in recent years?

Zhongding Co., Ltd.: Hello, the company's main businesses are sealing system business, shock-absorbing rubber system business, air suspension system business, lightweight chassis system business, and fluid pipeline system business. In 2022, the company achieved operating income of 14.852 billion yuan and net profit attributable to shareholders of listed companies was 964 million yuan. Thank you for your attention, thank you!