From Rigpa Wiki
Lama Yangtik (Wyl. bla ma yang thig) is one of the so-called 'Four Parts of Nyingtik (Nyingtik Yabshyi)'. Longchenpa composed his own commentary on the Vima Nyingtik, which was mainly based on the Dzogchen Tantra Garland of Pearls. It is called the Lama Yangtik, ‘Wish Fulfilling Jewel’ (Tib. Yangtik Yishyin Norbu), and is subdivided into thirty five different treatises. Since it is a commentary on the Vima Nyingtik, it is referred to as the ‘child text’ (Wyl. bu yig).
The empowerment has been given several times to the Rigpa sangha, including: