A unit of Canadian Solar Inc (<a href="https://www.nasdaq.com/market-activity/stocks/csiq" target="_blank">NASDAQ:CSIQ</a>) has been hired to build two battery energy storage systems (BESSs), each with a capacity of 50 MW/100 MWh, for French power utility Engie SA (<a href="https://live.euronext.com/en/product/equities/fr0010208488-xpar/engie/engi" target="_blank">EPA:ENGI</a>) in Scotland.