[20CM daily limit Jindan Technology: No orders related to polylactic acid have been received] On September 21st, Jindan Technology (300829.SZ) announced that the company’s stock’s closing price increase deviation for three consecutive trading days on September 17, 18, and 21, 2026, accumulated by more than 30%, which was an abnormal fluctuation in stock trading. The company's current main business is the production and sales of lactic acid and its series of products. The company's new polylactic acid biodegradable material project with an annual output of 75,000 tons is still in the trial stage. The project commissioning and production capacity release time are uncertain. The company has not received polylactic acid-related orders. Investors are advised to invest rationally and pay attention to investment risks.