JIAYUGUAN, Dec. 11 (Xinhua) -- In recent years, cultural heritage protection institutions have increased the investment in the technological protection of the Great Wall. Institutions utilize technological equipment to collect data, analyze metrics and detect any possible damage. These methods guarantee the implementation of effective preservation and restoration measures in time and the Great Wall well-preserved.
Zhang Xiang, chief of the cultural heritage monitoring center of a research institute on Jiayuguan Silk Road (the Great Wall) culture, uses a drone to inspect the Jiayu Pass scenic area in Jiayuguan City, northwest China's Gansu Province, July 14, 2023. (Xinhua/Fang Xin)
Liu Junjun (R), an associate researcher from the cultural heritage monitoring center of a research institute on Jiayuguan Silk Road (the Great Wall) culture, patrols the Jiayu Pass scenic area with colleagues in Jiayuguan City, northwest China's Gansu Province, July 14, 2023. (Xinhua/Liu Jinhai)
Liu Junjun (L), an associate researcher from the cultural heritage monitoring center of a research institute on Jiayuguan Silk Road (the Great Wall) culture, records patrolling results with a colleague at the Jiayu Pass scenic area in Jiayuguan City, northwest China's Gansu Province, July 14, 2023. (Xinhua/Liu Jinhai)
Liu Junjun, an associate researcher from the cultural heritage monitoring center of a research institute on Jiayuguan Silk Road (the Great Wall) culture, patrols the Jiayu Pass scenic area in Jiayuguan City, northwest China's Gansu Province, July 14, 2023. (Xinhua/Liu Jinhai)
A staff member from the cultural heritage monitoring center of a research institute on Jiayuguan Silk Road (the Great Wall) culture monitors the moisture and salinity of the wall at the Jiayu Pass scenic area in Jiayuguan City, northwest China's Gansu Province, July 14, 2023. (Xinhua/Fang Xin)
This stitched aerial photo taken on July 14, 2023 shows a view of the Jiayu Pass scenic area in Jiayuguan City, northwest China's Gansu Province. (Xinhua/Liu Jinhai)
Yang Diangang, an associate researcher from the cultural heritage monitoring center of a research institute on Jiayuguan Silk Road (the Great Wall) culture, checks the monitoring system at the Jiayu Pass scenic area in Jiayuguan City, northwest China's Gansu Province, Sept. 26, 2023. (Xinhua/Fang Xin)
Liu Junjun (L), an associate researcher from the cultural heritage monitoring center of a research institute on Jiayuguan Silk Road (the Great Wall) culture, patrols the Jiayu Pass scenic area with a colleague in Jiayuguan City, northwest China's Gansu Province, July 14, 2023. (Xinhua/Fang Xin)
Gao Shang (R), an engineer from the cultural heritage monitoring center of a research institute on Jiayuguan Silk Road (the Great Wall) culture, monitors the Jiayuguan section of the Great Wall at the Jiayu Pass scenic area in Jiayuguan City, northwest China's Gansu Province, July 14, 2023. (Xinhua/Fang Xin)
Gao Shang (R), an engineer from the cultural heritage monitoring center of a research institute on Jiayuguan Silk Road (the Great Wall) culture, checks the equipment at the Jiayu Pass scenic area in Jiayuguan City, northwest China's Gansu Province, July 14, 2023. (Xinhua/Fang Xin)
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