IntroductionRuyuan Yao Autonomous County Ching-kai Mines Limited.(Hereinafter referred to as Ching-kai), was founded in 2007. Ching-kaihas its own drying factory, its own professional technical personnel,mainly engaged in the producing, processing and marketing businessoperation activities of the mineral. Before the establishment of Ching-kai,general manager Mr. Ye mainly engaged in mining industry, so thatChing-kai has more than 15 years of rich industry experience. Our mainproducts include a variety of grades of fluorite products, like fluoritepowder, fluorite lump, fluorite ball, potassium feldspar and othernon-metallic mineral products.