China Warns Solar Firms on Monopoly Risks Amid Consolidation Bid

China’s market regulator has warned several producers of polysilicon, a key material in solar panels, about monopoly risks stemming from their consolidation efforts in the oversupplied sector. Six companies including Tongwei Co. and GCL Technology Holdings, along with the industry association, were summoned by the State Administration for Market Regulation, local media outlet Securities Times reported on Thursday, citing unnamed sources. The agency warned them not to coordinate on production capacity, sal ...