A villager prepares to air noodles at Huangjiazhuang Village in Maiji District of Tianshui City, northwest China's Gansu Province, Nov. 30, 2020. Noodle making in the village has a history of more than 200 years. The noodles are not only popular locally, but also sold across the country through e-commerce platform. (Xinhua/Ma Xiping)

A villager stretches noodles at Huangjiazhuang Village in Maiji District of Tianshui City, northwest China's Gansu Province, Nov. 30, 2020. Noodle making in the village has a history of more than 200 years. The noodles are not only popular locally, but also sold across the country through e-commerce platform. (Xinhua/Ma Xiping)

Aerial photo taken on Nov. 30, 2020 shows a villager airing noodles at Huangjiazhuang Village in Maiji District of Tianshui City, northwest China's Gansu Province. Noodle making in the village has a history of more than 200 years. The noodles are not only popular locally, but also sold across the country through e-commerce platform. (Xinhua/Ma Xiping)

A villager airs noodles at Huangjiazhuang Village in Maiji District of Tianshui City, northwest China's Gansu Province, Nov. 30, 2020. Noodle making in the village has a history of more than 200 years. The noodles are not only popular locally, but also sold across the country through e-commerce platform. (Xinhua/Ma Xiping)

A villager airs noodles at Huangjiazhuang Village in Maiji District of Tianshui City, northwest China's Gansu Province, Nov. 30, 2020. Noodle making in the village has a history of more than 200 years. The noodles are not only popular locally, but also sold across the country through e-commerce platform. (Xinhua/Ma Xiping)

A villager airs noodles at Huangjiazhuang Village in Maiji District of Tianshui City, northwest China's Gansu Province, Nov. 30, 2020. Noodle making in the village has a history of more than 200 years. The noodles are not only popular locally, but also sold across the country through e-commerce platform. (Xinhua/Ma Xiping)