1. According to relevant data, Longcheng Yayuan in Longshan, Xiangxi is located 70 meters south of the intersection of Tongda Road and Jinyi Road, with a middle floor of 30 floors. Excellent geographical location. Planning and architectural design are done by Linyi Design Institute, and the bustling distance is 0 to Tongda Road. The municipal facilities nearby are relatively complete, and supermarkets, banks, schools, hospitals, hotels, municipal governments, Linyi People's Square and railway stations are close at hand.

2. Longcheng Yayuan Park has installed an advanced security system. Intelligent card swiping systems are installed at main entrances and exits, and intelligent systems such as building access control system, public facilities management system, lightning protection grounding system, communication, data network system and cable TV system are installed at unit doors.