Dual-plate Hangzhou Advance Gearbox Group (601177.SH): There have been no significant changes in the main business.

Hangzhou Advance Gearbox Group (601177.SH) released a stock price change announcement, stating that the company's current main business is the design, manufacturing, and sales of various types of gear transmission devices and powder metallurgy products, with no significant changes. We kindly remind investors to invest rationally and pay attention to investment risks.