# lightweighting

China Forces Electric Cars to Slim Down: New Efficiency Rules Target the 'Battery-Bloated' NEV Boom

China has introduced a mandatory energy‑consumption standard that ties electric‑vehicle electricity use to curb weight, forcing manufacturers to curb the recent trend of heavier battery‑bulked models. The rule will accelerate lightweighting, higher‑density batteries and systems integration while reducing resource pressure from oversized pack production.