2006年12月27日化油化糞池專利被國家知識產權局授權,為了專利技術推廣轉化,2007年4月成立了鄭州柳成行室外排水工程開發有限公司,現員工6人。經過不斷技術研發化油化糞池申報國際專利已受理,并獲得國家環保局科技成果和河南省科技成果

The State Intellectual Property Office of China patented the Oil Separating and Septic Tank on Dec 27, 2006. In order to promote the technology and convert the patent into productivity, Zhengzhou Liuchenghang Drainage Engineering Co., Ltd was established in Apr 2007, currently the company owns 6 employees. After further technical development, the Oil Separating and Septic Tank has been applied for international patent, which has been accepted, meanwhile, the product has been awarded as Technological Achievemen.

公司英文地址：Address: 27 Shangcheng Rd (E), Guancheng District, Zhengzhou

公司中文地址：鄭州市管城區商城東路27號 

郵政編碼：450004

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