We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our management ideal for Energy Recovery Ventilation System, AHU , air to air heat recovery core , heat recovery ventilation ,commercial HVAC fresh air ventilation system . To better expand market, we sincerely invite ambitious individuals and companies to join as an agent. The product will supply to all over the world, such as Europe, America, Australia,Guatemala , Borussia Dortmund ,Paraguay , Provence .We care about every steps of our services, from factory selection, product development & design, price negotiation, inspection, shipping to aftermarket. Now we have implemented a strict and complete quality control system, which ensures that each product can meet quality requirements of customers. Besides, all of our solutions have been strictly inspected before shipment. Your Success, Our Glory: Our aim is to help customers realize their goals. We're making great efforts to achieve this win-win situation and sincerely welcome you to join us.