The case of Foshan Dingji Packaging Technology Co., Ltd. v. Rui Bo Company and four other defendants in a dispute over infringement of invention patents was fully supported by the preservation of evidence and the application of the rule of evidentiary obstruction, and the claim was awarded a sum of 1 million yuan in first instance, reaching the top of the statutory compensation, and the legal representatives of the main defendants were jointly and severally liable for the infringement. The case was selected as one of the "Top Ten Typical Intellectual Property Cases of Guangdong Lawyers in 2017" by the Intellectual Property Professional Committee of Guangdong Lawyers Association, and was included in the Guangzhou Intellectual Property Court's 2017 White Paper on the Judicial Protection of Intellectual Property.