CHINA YANZI GROUP YANZ GROUP CHUZHOU YANZ AIR CONDITIONER CO.,LTD, one of the large-scale specialized manufacturing enterprises in china ,and annual production capacity of exceeding 2.4million sets. our products have acquire lots of certifications for example :ISO9000-2000international quality system, GS certification by Germany, CE certification by European Union and so on. We have been the biggest OEM production base in CHINA . We have...