Here is the link to a 400+ page (5.7 MB) Longchen Nyingthig Ngondro PDF in Chinese and Tibetan; extraordinarily well done by http://www.larong-chuling.com.
Here is the link to a 400+ page (5.7 MB) Longchen Nyingthig Ngondro PDF in Chinese and Tibetan; extraordinarily well done by http://www.larong-chuling.com.