After the noodles are cooked in a pot of boiling water, customers can choose different marinade and seasonal vegetables to accompany them.
Zhao has opened restaurants outside Shanxi, including in Heilongjiang, Liaoning and Henan provinces and the Inner Mongolia autonomous region.
"I hope I can bring the traditional food of Shanxi to every corner of the country and even abroad and help more people experience the culture of my hometown," he said.
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