BEIJING QINGYUN UNITED AIR CONDITIONER CO., LTD. is an independent legal entity established by Beijing Qingyun Aviation Instrument Corporation to catch quick pace of growth of central air conditioner. Located in Changping Garden of Zhongguancun Village Technological Zone, the company owns 20 thousand square meters of modern workshop, complete basic equipment and out-of-state production line with 80 thousand square meters of total area and perfect quality guarantee system. As a domestic large-scale central air conditioner manufacturer, the company has achieved ISO9001 quality authentication. 　In virtue of aviation high technology of head corporation, advanced international technologies and 20-year achievements of QINGYUN-Brand central air conditioner, the company has been dedicated to research and development of series products of QINGYUN-Brand central air conditioner. Up to now, an extremely complete system has been established, from manufacture of central air conditioner series products including mechatronics air-conditioning set, automatic control system of central air conditioner, accomplishment of large-scale and middle-size central air-conditioning projects including R&D, manufacture, quality control and installation, to sales network and after service network covering China. Today’s QINGYUN has successfully finished thousands of products. Since 1985, QINGYUN’s sales network has covered tens of countries and regions. 　QINGYUN-Brand central air conditioner features wide variety, top quality and reliable performance. Since 1992, this product has successively achieved certificates of Reliable Product and Recommended Products awarded by Chinese Association of Refrigeration and China Foundation for Consumer’s Protection. Its trademark is accredited as Beijing Famous Trademark by Beijing Administration for Industry and Commerce. 　Adhere to the principle to strengthen quality control, promote employee’s quality and meet each and every requirement of customer on the basis of technology growth, the company is committed to creating the first brand of national central air-conditioning industry and providing the best possible service for customer. 　　WELCOME TO WWW.KEEVENAC.COM 　　Internet Keyword: 青云空调 copyright © 北京青云联合空调设备有限公司