Dartsang Kelzang Monastery in Serta was established by Yungshul Dungchok Dorje and Tashil Tsedrubkyab in 1871, as a branch of Taktse Monastery, also in Serta, which was a branch of Katok. They invited Dudjom Lingpa to serve as abbot around the year 1890. He built it into a a major center of Nyingma activity. It was the seat of his son Drime Wozer and Sera Khandro.