Source: http://www.sipo.gov.cn/ghfzs/zltjjb/jianbao/

Figure: Statistics of Patent Reexamination and Invalidation Cases in China
Figure: Statistics of Patent Reexamination and Invalidation Cases in China
Figure: Statistics of Patent Reexamination and Invalidation Cases in China
Figure: Statistics of Patent Reexamination and Invalidation Cases in China
Figure: Statistics of Patent Reexamination and Invalidation Cases in China
Figure: Statistics of Patent Reexamination and Invalidation Cases in China