Farmers load packed crop straws onto a vehicle in Tuanjie Village of Shanyou Township in Songyuan City, northeast China's Jilin Province, Nov. 5, 2020. Jilin Province has prioritized the comprehensive utilization of crop straws, which can be transformed into fuels, fertilizers and forage. The province produces around 40 million tonnes of crop straws every year, among which more than 28 million tonnes had been utilized in 2019. (Xinhua/Zhang Nan)

In this aerial photo taken on Nov. 5, 2020, an agricultural machine processes crop straws in Tuanjie Village of Shanyou Township in Songyuan City, northeast China's Jilin Province. Jilin Province has prioritized the comprehensive utilization of crop straws, which can be transformed into fuels, fertilizers and forage. The province produces around 40 million tonnes of crop straws every year, among which more than 28 million tonnes had been utilized in 2019. (Xinhua/Zhang Nan)

In this aerial photo taken on Nov. 5, 2020, an agricultural machine processes crop straws in Tuanjie Village of Shanyou Township in Songyuan City, northeast China's Jilin Province. Jilin Province has prioritized the comprehensive utilization of crop straws, which can be transformed into fuels, fertilizers and forage. The province produces around 40 million tonnes of crop straws every year, among which more than 28 million tonnes had been utilized in 2019. (Xinhua/Zhang Nan)

An agricultural machine loads packed crop straws onto a vehicle in Siping City, northeast China's Jilin Province, Nov. 12, 2020. Jilin Province has prioritized the comprehensive utilization of crop straws, which can be transformed into fuels, fertilizers and forage. The province produces around 40 million tonnes of crop straws every year, among which more than 28 million tonnes had been utilized in 2019. (Xinhua/Zhang Nan)

An agricultural machine piles packed crop straws in Siping City, northeast China's Jilin Province, Nov. 12, 2020. Jilin Province has prioritized the comprehensive utilization of crop straws, which can be transformed into fuels, fertilizers and forage. The province produces around 40 million tonnes of crop straws every year, among which more than 28 million tonnes had been utilized in 2019. (Xinhua/Zhang Nan)

In this aerial photo taken on Nov. 5, 2020, an agricultural machine processes crop straws in Tuanjie Village of Shanyou Township in Songyuan City, northeast China's Jilin Province. Jilin Province has prioritized the comprehensive utilization of crop straws, which can be transformed into fuels, fertilizers and forage. The province produces around 40 million tonnes of crop straws every year, among which more than 28 million tonnes had been utilized in 2019. (Xinhua/Zhang Nan)