NSPI.Founded in 2009, NSPI is a leading enterprise focusing on diaphragm pump R&D and manufacturing under China Nonferrous Mining Group, with three series of products with independent intellectual property rights and 180 patents. Its equipment adopts international advanced processing centers and measuring instruments, specializing in alumina, mine tailings and other solid-liquid two-phase media pipeline transportation, through the ISO three systems certification, products known for high precision and reliability, is the industry's key equipment suppliers.