Abundant natural raw materials and low electricity prices make northwest China's Xinjiang Uygur Autonomous Region one of the top silicon production areas in the world for the photovoltaic industry.

Earlier this year, some U.S. agencies alleged the existence of forced labor in Xinjiang. That was followed by economic sanctions on several Xinjiang-based silicon companies, which then triggered strong protests by residents, who called the move "groundless."

CGTN reporter Feng Yilei brings us more from one of these factories.