HAMI, July 7, 2016 (Xinhua) -- A farmer pulls a cart carrying newly-picked Hami melons in Nanhu Township of Hami City, northwest China's Xinjiang Uygur Autonomous Region, July 7, 2016. The city started a cooperation with China Postal Airlines this year to transport Hami melons and to expand a new agricultural products transportation channel. (Xinhua/Polat)