According to Baidu Encyclopedia, Master Jingxin is a disciple of Zi Xuan, the 26th generation of Quanzhen Longmen. He has a column in Zhihu, sharing some knowledge about Taoism, cause and effect, Guanyin and Chen Yuangong. According to some of his articles, I guess he may be related to Quanzhen Dragon. Quanzhen Sect is an important branch of Quanzhen Sect, which was founded by Lv Dongbin, the third founder of Quanzhen Sect. The main method is to cultivate inner alchemy, and the main classics are Tao Te Ching, Huang Ting Ching and Zhouyi. Quanzhen Sect is headquartered in Longmen Temple, Taiyuan City, Shanxi Province. So the Taoist temple where meditation is located may be Longmen Temple.