The company was established in 2003, formerly known as Guangzhou Rongin Ventilaton Equipment Co., Ltd.,and in 2008 changed its name to Guangzhou Rongxin Ventilation Equipment Co.,Ltd.After more than ten years of hard work, we have successively developed a comprehensive joint-stock company that integrates Guangzhou Qingyi Air Duct Manufacturing Co., Ltd. and Jiangsu Wuxi Rongin Duct Sales Base. With the contruous development of domestic and international markets, in order to meet the needs of customers, the company invested 50 million yuan in the Jinshi City High-tech Industnal Park, Changde City, Hunan Province in 2019, covering a land of 30 acres and expanding the factory building by about 20,000 square meters. Established the polymer material and polymer duct production base of Hunan Rongxin Ait Duct Manufacturing Co., Ltd. The daily production of various air pipes reaches 20,000 meters, and all the production equipment for polymer materials is gradually being improved. It has three registered trademarks and brands,namely "Xin Rong* , "Qing Yiqi" and "Qing Yi". All products are certified by SGS, and are strongly supported by the Department of Polymer Materials,South China University of Technology,Guangzhou,and other related certificates.The inspection report and product patents are pending.