Paper cutting artist Yin Lingling (R) demonstrates techniques to children in Cixian County, north China's Hebei Province, Aug. 8, 2019. Yin offers free paper cutting class to local children during their summer vacation. (Photos: Xinhua)

Paper cutting artist Yin Lingling (3rd R) demonstrates techniques to children in Cixian County, north China's Hebei Province, Aug. 8, 2019. Yin offers free paper cutting class to local children during their summer vacation.

Paper cutting artist Yin Lingling (2nd R) demonstrates techniques to children in Cixian County, north China's Hebei Province, Aug. 8, 2019. Yin offers free paper cutting class to local children during their summer vacation.

Paper cutting artist Yin Lingling (C) demonstrates techniques to children in Cixian County, north China's Hebei Province, Aug. 8, 2019. Yin offers free paper cutting class to local children during their summer vacation.