China Issues New Solar Production Rules Covering Efficiency and Traceability

China has tightened regulations governing solar product manufacturing. According to a report released on September 6 by BloombergNEF, authorities have introduced a series of regulations and policy guidelines to resolve overcapacity in the solar manufacturing sector and stabilize market prices. The new standards encompass both production and product requirements, including energy consumption, module efficiency, as well as quality and traceability requirements related to labeling, safety specifications, and testing methods. In the second half of 2026, regulators will conduct inspections of manufacturers across the value chain to verify compliance with the standards. Government agencies also plan to strengthen price oversight by issuing a unified cost accounting guideline. However, specific implementation details of these regulations have yet to be clarified.

Chen Yong, a vice president of China State Construction Engineering Corporation, is under investigation. Chen, born in the 1970s, had held the position for less than a year.

Li Auto plans to increase its stake in Sunwoda EVB, the battery business of Sunwoda, as part of its efforts to expand in the electric vehicle battery sector.