The thin-film panel manufacturer, First Solar, is expanding its manufacturing operations near Ohio. The company is investing $1.2 billion to build its fourth domestic factory in the southeast. The plant will have an annual capacity of 3.5 GW and be open at the end of 2025. It will also do a $185 million upgrade and expansion to its northwest Ohio manufacturing footprint by 900 MW and complete its third Ohio factory in 2023.