Abstract:

Base in the plate tectonics theony, the paper analyses the plate tectonics system and their historical evolution in the Qinghai province, then offer some new knowledges. Qinghai province located in the juncture of Ancient Asia with Tethyan tectanic domain. By the continental dispersion, the spreading of ocean, the drift and the collision of the continental plates, the oceanic subduction and destruction, crustal uplift, orogenesis, the continental-continent collision and the depession in continent, the complited tectonic sedimentary environment and the plate tectonic units were formed in the processing of long geological historic evolution.

Key words: Qinghai province, The plate tectonic units, The tectonic-sedimentary setting, Evolution