国企股涨幅榜点评：天业节水以22.22%的涨幅位居榜首

Group 1 - The top-performing stock among state-owned enterprises is Tianye Water Conservation, with a price increase of 22.22% [1] - On February 20, Tianye Water Conservation opened at HKD 0.248, reached a high of HKD 0.248, and closed at HKD 0.231 [1] - The stock's previous closing price was HKD 0.189, indicating a significant rise [2] Group 2 - The second highest increase was Shanghai Qingpu Fire Protection, with a price increase of 20.00%, closing at HKD 15.000 [2] - Tianjie Environment ranked third with a 12.17% increase, closing at HKD 2.120 [2] - Other notable performers include China Railway with an 8.48% increase, and Binhai Teda Logistics with a 7.69% increase [2]