HUBEI, November 19, Xinhua -- Agricultural and forestry residues are manufactured into biofuels at a bio-energy company in Xuan'en County of Enshi Tujia and Miao Autonomous Prefecture, central China's Hubei Province. (Xinhua/Song Wen)
Agricultural and forestry residues are manufactured into biofuels at a bio-energy company in Xuan'en County of Enshi Tujia and Miao Autonomous Prefecture, central China's Hubei Province, Nov. 18, 2015. (Xinhua/Song Wen)
Agricultural and forestry residues are manufactured into biofuels at a bio-energy company in Xuan'en County of Enshi Tujia and Miao Autonomous Prefecture, central China's Hubei Province, Nov. 18, 2015. (Xinhua/Song Wen)