Aerial photo taken on May 22, 2019 shows a campsite of the China-Myanmar joint field expedition in the Tamanthi Wildlife Sanctuary in north Myanmar. A China-Myanmar joint field expedition, made up with researchers from the Southeast Asia Biodiversity Research Institute of the Chinese Academy of Sciences (CAS-SEABRI) and the Natural Resources and Environmental Conservation of Myanmar, is doing researches on the biodiversity of the Tamanthi Wildlife Sanctuary in northern Myanmar. The expedition, the eighth of its kind since 2014, began on May 14 and will last til June 15. (Xinhua/Jin Liwang)