Smart Powerr Corp. has a ROIC of -2.22% and a WACC of 9.31%, indicating it is not generating sufficient returns to cover its cost of capital.Most companies in the renewable energy sector, including Smart Powerr Corp., are facing challenges in generating returns above their cost of capital.Smart Powerr Corp. (NASDAQ:CREG) is a company involved in the renewable energy sector, focusing on providing solutions for energy efficiency and sustainability. The company aims to capitalize on the growing demand for clea ...