Digital infrastructure company Equinix Inc (<a href="https://www.nasdaq.com/market-activity/stocks/eqix" target="_blank">NASDAQ:EQIX</a>) has signed its first power purchase agreement (PPA) in Japan, contracting solar power supply from a unit of Chinese supplier of photovoltaic (PV) and energy storage solutions Trina Solar Co Ltd (<a href="https://english.sse.com.cn/markets/equities/list/overview/?COMPANY_CODE=688599&STOCK_CODE=688599" target="_blank">SHA:688599</a>).