... 4 production ability Supplier evaluation strength (BV authentication)The equipment for making potassium sulfate :1 We provide perfect ... the capacity, the equipment is divided into 30, 000 tons, 50, 000 tons, 80, 000 tons and 10 million tons etc.4 My company ... projects in the Middle East, Africa, southeast Asia, European and American countries implement, deeply customer high praise. The equipment ...