Qingdao Dehui Has Gotten The Authorization For 3 Invention Patents

Qingdao Dehui applied 3 invention patents in October of 2012: <<preparation method of slow release controllable gel additive>><<production technology of low temperature instant agar>><<preparation technology of low temperature instant carrageenan>>. After the investigation of People's Republic of China State Intellectual Property Office Patent Examination Bureau, all got the authorization of national patents.