Group 1 - The stock of Gongchuang Turf (605099) has experienced a significant surge, hitting the limit up for six consecutive trading days, with a total increase of 73.79% since May 30, 2023 [2][3] - The company has warned of excessive market sentiment, noting that the stock's trading volume and turnover have sharply increased, indicating irrational volatility [2] - As of June 9, 2023, Gongchuang Turf's price-to-book ratio stands at 6.07, significantly higher than the average for its industry classification [2] Group 2 - Gongchuang Turf's main business is artificial turf, with a revenue structure that shows a higher contribution from leisure grass (69.93%) compared to sports grass (20.25%) [3] - The domestic market contributes only 10.8% to the company's revenue, with overseas markets being the primary source of income, particularly in Europe, the Middle East, and Africa [3] - The company is monitoring potential risks from changes in tariff policies, particularly concerning the U.S. market, which could impact its market share due to increased tariffs [4]