Eco Synergy Industries Company Limited (ESI) is a high-quality company which specializes in designing, researching & developing and producing domestic and commercial solar water heaters & heat pump water heaters. After many years of development, our company has formed a comprehensive scientific and technological R&D, production management, quality monitoring and after-sales service system, and has a number of highly qualified technical staff members. We are adhering to the business philosophy of "quality, professionalism and innovation" and taking "quality priority, customer satisfaction" as the quality policy to develop the most stable, safest and most energy-efficient solar water heaters & heat pump water heaters. Our company has formed two major brands of water-heater units and dozens of product lines. We continue to receive new ideas and focus on