The gauge tracking natural gas sectors extends gains in the afternoon trading; more than 20 companies' stocks hit the limit up, including Sino Geophysical and Guangzhou Devotion Thermal Tech.
Gas futures prices in Europe also hit a record high of $1,000 per 1,000 cubic meters.
天然氣板塊持續走高，潛能恒信、迪森股份等超20股漲停，致遠新能、廣州發展跟漲。
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