US battery solutions provider FREYR Battery Inc (<a href="https://www.nyse.com/quote/FREY" target="_blank">NYSE:FREY</a>) said on Tuesday it has finalised its acquisition of Trina Solar Co Ltd’s (<a href="http://english.sse.com.cn/markets/equities/list/overview/?COMPANY_CODE=688599&STOCK_CODE=688599" target="_blank">SHA:688599</a>) 5-GW solar module factory in Wilmer, Texas.