Villagers take part in a crab-binding competition held to mark the harvest season of Chinese mitten crabs in Wupu Village of Zhili Township, Huzhou, east China's Zhejiang Province, Oct. 11, 2019.(Xinhua/Xu Yu)

Villagers in east China's Zhejiang take part in a crab-binding competition to greet the harvest season of crabs.

HUZHOU, Oct. 12, 2019 (Xinhua) -- Wupu Village in east China's Zhejiang province has over 80 hectares of aqua farms with an annual output value of about 1.97 million U.S. dollars.

As a tradition, the Chinese mitten crabs raised here are bound up before they are sold to the markets.

A villager takes part in a crab-binding competition held to mark the harvest season of Chinese mitten crabs in Wupu Village of Zhili Township, Huzhou, east China's Zhejiang Province, Oct. 11, 2019. (Xinhua/Xu Yu)

A villager takes part in a crab-binding competition held to mark the harvest season of Chinese mitten crabs in Wupu Village of Zhili Township, Huzhou, east China's Zhejiang Province, Oct. 11, 2019. (Xinhua/Xu Yu)

Villagers take part in a crab-binding competition held to mark the harvest season of Chinese mitten crabs in Wupu Village of Zhili Township, Huzhou, east China's Zhejiang Province, Oct. 11, 2019. (Xinhua/Xu Yu)

Villagers take part in a crab-binding competition held to mark the harvest season of Chinese mitten crabs in Wupu Village of Zhili Township, Huzhou, east China's Zhejiang Province, Oct. 11, 2019. (Xinhua/Xu Yu)

Villagers take part in a crab-binding competition held to mark the harvest season of Chinese mitten crabs in Wupu Village of Zhili Township, Huzhou, east China's Zhejiang Province, Oct. 11, 2019. (Xinhua/Xu Yu)

Villagers take part in a crab-binding competition held to mark the harvest season of Chinese mitten crabs in Wupu Village of Zhili Township, Huzhou, east China's Zhejiang Province, Oct. 11, 2019.(Xinhua/Xu Yu)