On July 20, 2026, Demingli (001309.SZ) experienced a significant downturn, hitting the daily limit down with a closing price of 482.89 yuan, marking a 10% decrease. The company's total market capitalization stood at 109.541 billion yuan, with a floating market capitalization of 79.697 billion yuan. Trading volume reached 8.597 billion yuan, translating to a turnover rate of 10.76%. Post-market data from the Dragon and Tiger List revealed that a dedicated seat for the Shenzhen-Hong Kong Stock Connect purchased stocks worth 451 million yuan and sold stocks valued at 232 million yuan. Additionally, two dedicated institutional seats registered a net purchase of 269 million yuan. Conversely, Huatai Securities Shanghai Jiangning Road recorded a net sale of 1.028 billion yuan, and Huatai Securities Shenzhen Shennan Avenue reported a net sale of 321 million yuan. Analysis suggests that the reasons behind Demingli's sharp decline may encompass large-scale guarantees, inventory write-downs, industry-wide fluctuations, and unfavorable signals in both capital and technical aspects.