国产毛片一级二级视频_国产va在线观看免费_超碰久久人人摸人人搞_美女一级毛片免费视频

   Shanghai Bosin continues to provide customers with instrument training, introduction of texture method, introduction of electronic nose and electronic tongue application. Regularly summarize customer needs, problems encountered in the use process, and arrange engineers to organize online and offline instructions.

Cooperative client

 

JIMEI UNIVERSITY     NORTHWEST A&F UNIVERSITY         HENAN UNIVERSITY  OF SCIENCE & TECHNOLOGY           SICHUAN AGRICULYURE UNIVERSITU

       

                        WUHAN POLYIECHNIC UNIVERSITY                             JILIN UNIVERSITY                      SHANDONG UNIVERSITY OF TECHNOLOGY