Fresh meat, fruits and vegetables from all corners of China are arriving in Shanghai to ensure local supplies amid the staggered COVID-19 lockdown, as the city is battling a resurgence of the pandemic.Pu'er, Yunnan ProvinceShanghai's suburban Jinshan District paired with Pu'er City in 1996 in a poverty alleviation drive. Jinshan, known for its rich agricultural resources, sent more than 100 black-haired sows from its Fengjing ancient town to the Ning'er Hani and Yi Autonomous County, believed to be perfect to raise pigs in free range.It has proved to be wise decision. Though it's about 2,700 kilometers from Shanghai, the pigs have quickly assimilated with the local environment.