Group 1 - The stock price of Ruizhi Pharmaceutical closed at 12.99 yuan on August 5, down 0.20 yuan, a decrease of 1.52% from the previous trading day [1] - The opening price on August 5 was 13.20 yuan, with a highest point of 13.40 yuan and a lowest point of 12.90 yuan, with a trading volume of 507,056 hands and a transaction amount of 663 million yuan [1] - On the morning of August 5, Ruizhi Pharmaceutical experienced a rapid decline, with a drop of over 2% within 5 minutes, reaching a price of 13.12 yuan at 9:46 AM, with a transaction amount of 175 million yuan [1] Group 2 - The company operates in the medical services industry, focusing on pharmaceutical research and production services, with its registered location in Guangdong Province [1] - The business areas include innovative drugs and recombinant proteins [1] Group 3 - On August 5, the net outflow of main funds was 49.89 million yuan, accounting for 0.77% of the circulating market value [1] - Over the past five trading days, the cumulative net outflow of main funds reached 279.62 million yuan, representing 4.33% of the circulating market value [1]