Zhou Jianguo, the technical chief of the Chinese restoration team, works at the restoration site of the nine-storeyed Basantapur complex in Kathmandu, Nepal, on Oct. 10, 2019. The devastating earthquake jolted Kathmandu Valley in 2015, the heart of Nepal's world cultural heritage sites, causing great damage to the historical building complexes. (Photos: Xinhua)

Photo taken on Oct. 9, 2019 shows piled unfixed structures and statues at the restoration site of the nine-storeyed Basantapur complex in at the Durbar Square in Kathmandu, Nepal. The veteran Chinese team dispatched to Nepal in 2017 is closely working with their Nepali colleagues, trying to recover the body and soul of the world heritage site around the clock.

Photo taken on Oct. 9, 2019 shows introduction of work Chinese heritage healers have done at the restoration site of the nine-storeyed Basantapur complex in at the Durbar Square in Kathmandu, Nepal.

Photo taken on Oct. 10, 2019 shows the restoration site of the nine-storeyed Basantapur complex in at the Durbar Square in Kathmandu, Nepal.

Zhou Jianguo, the technical chief of the Chinese restoration team, works at the restoration site of the nine-storeyed Basantapur complex in Kathmandu, Nepal, on Oct. 10, 2019.

Zhou Jianguo, the technical chief of the Chinese restoration team, poses for photos at the restoration site of the nine-storeyed Basantapur complex in Kathmandu, Nepal, on Oct. 10, 2019.

Zhou Jianguo (in yellow helmet), the technical chief of the Chinese restoration team, works at the restoration site of the nine-storeyed Basantapur complex in Kathmandu, Nepal, on Oct. 10, 2019.