Judges give scores for competitors during a pulu weaving competition in Shannan City, southwest China's Tibet Autonomous Region, April 26, 2019. (Xinhua/Zhou Jinshuai)

A competitor takes part in a pulu weaving competition in Shannan City, southwest China's Tibet Autonomous Region, April 26, 2019. (Xinhua/Zhou Jinshuai)

Competitors take part in a pulu weaving competition in Shannan City, southwest China's Tibet Autonomous Region, April 26, 2019. (Xinhua/Zhou Jinshuai)

Judges give scores on twisted threads during a pulu weaving competition in Shannan City, southwest China's Tibet Autonomous Region, April 26, 2019. (Xinhua/Zhou Jinshuai)