At present, the enterprise's intangible assets such as independent intellectual property rights are constantly increasing in value. It has applied for the registration of over 4,000 trademarks with the State Administration for Industry and Commerce, and over 2,400 registered trademarks have been approved for use. There are nearly 200 product approval documents. More than 100 patents have been authorized. Among them, there are over 20 invention patents, over 30 utility model patents and over 50 design patents.