Introduction to the Lingguang Palace: The core building, the Lingguang Palace, is 118 meters high. The base is based on the Buddhist mandala concept. The upper golden bottle is modeled on the golden relic bottle discovered in the Xinglong Pagoda underground palace in Yanzhou and the only one unearthed in China so far. Its main function is to install The relics of the Buddha's parietal bone are enshrined for tourists to pay their respects and pray for blessings.