Siemens Gamesa to supply 21 MW in China, marking the first deal with State Power Investment Corporation Siemens Gamesa secured its first landing of Siemens Gamesa 3.X platform in China, supplying six units of its SG 3.4-132 wind turbines with a flexible power rating of 3.65 MW Commissioning is expected in August 2019 (WK-intern) - Siemens Gamesa Renewable Energy (SGRE) reached a contract to supply six SG 3.4-132 wind turbines with a flexible power rating of 3.65 MW to a wind farm project in Inner Mongolia, China. The project is developed by the State Power Investment Corporate (SPIC) of China, and it is the