「最吉祥殿」大樓，坐落於加州南灣. 米爾必達市南大道 20 號，樓高二層。一樓是最吉祥殿，並有藥師壇、彌陀壇、觀音壇、地藏壇，護法壇，以及四大天王殿。二樓設有祖師堂、國際華嚴研究中心、華嚴圖書館，以及多功能教室。
西元2004年6月正式與 Cinecon Group Inc. 簽訂工程合約，10月正式動工。
The main hall of ABLS is named ‘Vairocana Dharma Hall’ in accordance with the verses of the Avatamsaka Sutra. This is the place for monastic residents to practice daily rituals and for the public to preform ceremonies.
Vairocana Dharma Pavilion is a two-story building located at 20 South Main Street in Milpitas of south Bay Area. There are, on the first floor, Vairocana Dharma Hall, Medicine Buddha Altar, Amitabha Buddha Altar, Guanyin Bodhisattva Altar, Earth Treasury Bodhisattva Altar, Dharma Guardians Altar and Four Heavenly-Kings Hall. On the second floor are Lineage Masters’ Court, International Center for Avatamsaka Studies (ICAS-USA), library, and multi-purpose classroom.
The contract of remolding the building was signed with Cinecon Group Inc in June 2004. The construction started in October the same year and completed the second year. The celebration for the new building was held on September 17th, 2015. Ven. Master Chengyi led a delegation to host the consecration ceremony of Buddhas.
藥師壇 / Medicine Buddha Altar
彌陀壇 / Amitabha Buddha Altar
觀音壇 / Guanyin Bodhisattva Altar
地藏壇 / Earth Treasury Bodhisattva Altar
護法壇－韋馱尊天菩薩 / Dharma Guardians Altar：Skanda Bodhisattva
護法壇－伽藍菩薩 / Dharma Guardians Altar：sam̐ghārāma Bodhisattva