November 19th-20th，The 2021 National Finals of China Innovation Method Competition was held in Tianjin。Declared by the Land Construction Research Institute、The "Innovative Design Based on TRIZ Innovative Method-Innovative Design to Promote the Cementing Strength of Sand-forming Soil in Mu Us Sandy Land" recommended by the Group Science and Technology Association won the third prize。

The purpose of this competition is to "stimulate the vitality of innovation，Promoting self-reliance and self-improvement” as the theme，By China Association for Science and Technology、Ministry of Science and Technology、Co-organized by Tianjin Municipal People’s Government，There are 1712 companies from across the country、4174 projects participating，The field involves machinery、Electronic、Material、Oil、Bio、40 industries including new energy。The "Innovative Design Based on TRIZ Innovative Method-Innovative Design to Promote Sand-soil Cementation in Mu Us Sandy Land" participated in the finals of the Shaanxi Provincial Innovation Method Competition in October this year and dafabet mobile appwon the first prize，Ranked among the top 14 in Shaanxi Province，Then he successfully entered the national finals of the China Innovation Method Competition and won great results。