Shandong Zengjin Fan Co., Ltd. is a comprehensive manufacturer of air-conditioning fans and ventilation equipment. Our products are designed to domestic and international standards, under strict quality control. We have developed and produce the KTW, RD, AC, EC, KTQ and KTH series - more than 200 models in all - making us the ideal supplier for air-handling units, ducted ventilation, air purification and dust removal, dehumidifying and drying equipment, building ventilation, kitchen exhaust systems and related engineering projects.

We are committed to product development and innovation, to turning research into results, and to strengthening both our market competitiveness and our capacity for innovation. Through steady growth and innovation, and with firm adherence to "scientific and rigorous management, strict control of product quality and on-site operations," the company passed CRAA certification for the refrigeration and air-conditioning industry in 2021.

We operate on the principles of "quality first, constant improvement, learning as a way of working, and integrity as our foundation." We work sincerely with customers at home and abroad to provide cleaner, more comfortable air for people's work and living environments - and to build a brighter future together.