1. Request for invalidation of utility model “high heat transfer coefficient quartz heating tube with explosion-proof body”.(Decision No. 28413 of the Re-examination Board)
2. Request for Invalidation of Utility Model Patent Right of “Hydration Instrument Sliding Mechanism”.(5W111649)
3. Request for Invalidation of industrial design of “rechargeable card bag”.(6W113181)
4. Request for invalidation of utility model “seafood turnover basket”.(Decision No. 37089)
5. Qiu accused a technology research and development company in Ninghai for infringement dispute of its invention patent rights “a reinforced concrete three-dimensional bearing structure building” and “a reinforced concrete three-dimensional bearing mold shell”.(2017 Zhejiang 02 Civil No. 1270, 1271)
6. Zhou accused a tourism investment company in Ningbo for infringement dispute of its copyright.(2017 Zhe0212 Civil No. 7539)
7. Sun accused a plastic factory in Ninghai for infringement dispute of its invention patent right “water level height adjustment function of slot-connected greening brick”.(2017 Zhemin Final 439)
8. Cai accused a fishing tackle company in Ninghai for infringement dispute of its utility model patent right “seafood turnover basket”.(2018 Zhejiang 02 Civil No. 256, 2018 Zhejiang Civil Final 1067)
9. A cable company accused one cable Co., Ltd. in Zhoushan for infringement dispute of its enterprise name(trade name) right.(2019 Jiangsu 0282 Civil No. 13060)

10.Trademark strategic layout for cultural and creative products of Ningbo Museum