Patents you want to check:
Application number of waist protection health belt: CN2008200928 1 1.9 Application date: 200803 18 Publication/announcement number: CN20 1 182233 Publication/announcement date: 20090/. Designer: Li Binglei's main international classification number: A4 1F9/00, international classification number: A4 1F9/00 Address: No.3, 4th Floor, Gutian Road, Qiaokou District, Wuhan City, Hubei Province 43003 1 Patent Agency: Shenzhen Weibang Intellectual Property Office.