Langdi Group: The main business includes household air conditioning blades, mechanical fans, composite materials, etc., with no significant changes

Announcement of abnormal fluctuations in Langdi Group's stock trading. The company's main business includes household air conditioning blades, mechanical fans, composite materials, etc. After the company's self-examination, there have been no significant changes in the product structure and main business. Currently, production and business activities are normal, and there have been no significant changes in the internal and external business environment or industry policies