成都市龙泉驿区的地方志史记载： 长松夺旧址在长松山，今唯仁山庄侧。唐武德初，由圆明大师主持。开元中，马祖道一拄锡于此重建。右有蚕丛王庙遗址。有石刻“乾坤清气’四大字，字体纵横数尺。唐代香火甚旺。至德元年玄宗幸蜀，钦赐“长松衍庆寺”扁额，并赐御香，建御香亭。 Longquanyi District, Chengdu, the local history records: Changsong won the site in the Longshen Mountain, this is the only Villa side. Takenori early, presided over by Master Yuan Ming. Kaiyuan, Mazu Road, a tin tin reconstruction. The right silk Cong Temple site. There are stone “heaven and earth clear,” the four characters, the number of vertical and horizontal fonts. Tang Dynasty incense is very prosperous. The first year of Emperor Xuanzong Xing Shu, Chin gave “Chang Song Yanqing Temple” flat, and give Royal incense, .