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BEIJING - China’s exports of clean technology climbed in March, reinforcing signs that manufacturers are benefiting from rising global demand for alternative energy sources as traditional supplies are roiled by the Iran war.

The most notable growth came in shipments of lithium-ion batteries and electric vehicles, with an annual increase of 34 per cent and 53 per cent, according to data released by China’s General Administration of Customs on April 18. Solar cells also saw 80 per cent growth in March.

All three exports rose from February levels as well. 

The data give the first comprehensive picture of China’s clean tech exports since the US and Israel launched attacks against Iran seven weeks ago, effectively shutting the Strait of Hormuz and sparking a global energy crisis.

The disruptions caused by the conflict have heightened the issue of energy security for countries reliant on fuel imports and sent consumers and industries hunting for alternatives.

“This is just the beginning, the knock-on effects of high energy prices will be unfolding for months to come,” senior analyst Euan Graham at UK-based think tank Ember said.

“Clean technologies are an escape from soaring fuel costs for consumers and a long-term route for countries to reduce fossil fuel reliance. China is well positione...