In terms of intellectual property rights, Anhui Institute of Product Quality Supervision and Inspection (National Center for Supervision and Inspection of Drainage and Irrigation and Water-saving Equipment Product Quality) owns 8 registered trademarks1piece, 2 software copyrights1piece and 86 patent information. In addition, Anhui Institute of Product Quality Supervision and Inspection (National Center for Product Quality Supervision and Inspection of Water-saving Equipment for Drainage and Irrigation) has also invested in two foreign enterprises.