Sūn Yízhōng 孫夷中 was a Táng Daoist ritualist, author of KR5g0046 Sān dòng xiū dào yí 三洞修道儀 — a Daoist initiation-and-cultivation ritual manual.
Sūn Yízhōng 孫夷中 was a Táng Daoist ritualist, author of KR5g0046 Sān dòng xiū dào yí 三洞修道儀 — a Daoist initiation-and-cultivation ritual manual.