Shandong Qiyue Environmental Product Technology Co., Ltd is mainly engage in R&D, production and application of central fresh air terminal series products and other HVAC accessories, having several sets of injection molding machine equipment, extruder production lines, and all kinds of air pipe production equipment. Qiyue takes the lead in getting ISO9001:2015 and IAF/CNAS certificates in this industry.QIYUE has made a core commitment to provide excellent service and quality products at all times and is at the leading edge of technology in order to meet the changing needs of its customer base. The main products are vent, floor grille, flexible duct, plastic pipe, duct fan and other HVAC accessories. Should you have any questions, comments, queries or concerns please do not hesitate to send us an email.