Aerial photo taken on Sept. 3, 2019 shows a residential accommodation in Wangjiawazi Village, Rizhao City of east China's Shandong Province. In recent years, Wulian County has laid emphasis on the development of residential accommodations as a way to boost the local economy. By far, 23 residential accommodations have been built and 20 plus others are under construction. (Xinhua/Wang Kai)