How long is the invention patent right valid in China?

How many years is the validity of the invention patent right? The patent right for invention is valid for 20 years from the date of application. Article 2 of the Patent Law stipulates that inventions mentioned in this Law refer to inventions, utility models and designs. Invention refers to a new technical scheme proposed for a product, method or its improvement. Utility model refers to a new technical scheme suitable for practical use for the shape, structure or combination of products. Appearance design refers to a new design that is aesthetically pleasing and suitable for industrial application, which is made on the shape, pattern or their combination of products and all or part of the combination of colors, shapes and patterns. Paragraph 1 of Article 42 stipulates that the term of patent for invention is 20 years, that for utility model is 10 year, and that for design is 15 year, counting from the date of application.