JohnsonTech Air Control Inc. was established in 1995, a well-known leader in the manufacturer for air control equipment, smoke dampers, fire-smoke dampers, air-conditioning ventilation equipment and other equipment. Since we established, we always commit to the service-orientation, fully effort on the prevention disaster issues and also innovation for indoor air conditioning and ventilation solution.

In 1996, developed the first domestic damper and gate control driver equipped with a driver motor with overload protection function, leading the domestic traditional smoke exhaust damper and gate to a new technical field. In the spirit of "striving for excellence", continuous development And the function of innovative products.

In 1997, it cooperated with the American air door manufacturer PREFCO in technology, and obtained UL certification in 2002, setting a precedent in Taiwan. In 2004, it passed the certification of China's national standard GB, becoming the first company in Taiwan to have dual certification.

Up to today, JohnsonTech Air Control Inc. has obtained more than 40 patents for related professional products, and is constantly developing new products in line with international standards. At the same time, it cooperates with the introduction of new technologies and jointly develops new equipment with the industry to promote the upgrading of the domestic fire protection equipment industry and expand the market. Competitiveness, simplify the operation process, improve service efficiency, and achieve the goal of zero errors. A full range of building fire protection equipment and high-efficiency smoke exhaust and ventilation and air-conditioning energy-saving system integration services are our ultimate goal and purpose. As one of the leading brands of fire protection equipment, Yunfeng actively and closely participates in the interaction between the government, academia, industry and customers, accumulates deep experience in market demand, and provides customized application services.

In March 2013, it signed a contract with Metal Industries of the United States to formally acquire the global channel and marketing system of its 70-year-old brand Prefco, and its North Carolina production base in the United States and the ownership of UL files and patent rights for all products. The largest professional manufacturer of UL damper certification. In December, the ceremony of witnessing the acquisition by the Florida government and Taiwan's commercial, economic and cultural departments was completed, which officially entered a new milestone.

Prefco-JohnsonTech Air Control Inc. upholds R&D and innovative thinking as the company's goal and direction for sustainable operation.

Innovation
Adhere to the ultimate requirements of safety, energy saving and environmental protection, seek change with heart, and actively develop and create safety equipment more in line with future development with innovative thinking.

Service
Adhere to the requirements for quality, respect customers, and create products with both price and quality, service and professionalism.

Efficiency
Eliminate inefficient management and procedures, establish new standards and operating procedures with humanistic thinking and logic, and achieve the goal of completing today's things today.

Development
Take sustainable operation as the goal and contribute.

Prefco-JohnsonTech Air Control Inc. is committed to the forefront of the fire prevention and rescue system, more specifically, in-depth research and development of fire prevention and disaster prevention systems for ventilation and air conditioning equipment, in order to effectively play the role of disaster prevention and rescue, and create a safer living and working environment.