At Zhuhai Jiuyuan, we make Grid Purification Power Supplies that meet the changing needs of the new energy industry, and we continue to work on R&D to new best industry standards, WHILE PUSHING to new potential best industry standards. Power Supplies Purification Grid is on the cutting edge of multiple industry standards and maintains industry bests in efficiency, performance, quality, and reliability. Use of our patented technology ‘shared DC bus inside equipment’ helps to save considerable amounts of energy. Consequently, our products are perfect for multiple use including testing performance of lithium batteries, energy storage converters, and other energy converter systems as well as systems for grid simulation.