海联讯：杭汽轮于2015年起与西门子建立燃气轮机合作关系

Group 1 - The core viewpoint of the article highlights the collaboration between Hailianxun and Siemens in the gas turbine sector, which began in 2015 [1] - Hailianxun has delivered over 50 sets of gas turbines to the market, indicating a significant achievement in their partnership with Siemens [1] - The collaboration has expanded from the SGT-300 series to the SGT5-2000E series, demonstrating a deepening relationship and broader scope of cooperation [1]