Hello, this is a factory from China, in need of plaster of paris (gypsum powder CASO4*0.5H2O) with monthly demand 3000 m/t, which is used for building, moulding, ceiling and so on. Please contact me at anna20071007@hotmail.com Thanks!, moulding, ceiling and so on. Please contact me at anna20071007@hotmail.com Thanks!Show More