Here's a 50-100 word summary of 云居滑雪场 (Yunju Ski Resort): Located in Fangshan, Beijing, China, 云居滑雪场 (Yunju Ski Resort) is a popular ski resort that utilizes natural snow to create a unique skiing experience. The resort features 8 trails of varying difficulty, including 6 snow circles, with a total length of 5000 meters and an average width of 45 meters. The resort is shielded by mountains, providing a natural windbreak and maintaining snow conditions throughout the year. It's a favorite among locals and tourists alike, with a 4.7-star rating on Trip.com and a 5-star rating on Google.