亚洲日韩va在线视频,国产爆乳成AV人在线播放,无遮掩无码H成人AV动漫,亚洲综合日韩久久成人AV

The company won the "discovery. 2017 National Science and technology innovation outstanding achievement award" with a new energy-saving and high-efficiency fan

2020-09-02
Viewed：3792
return

  Hong Junshan, the technical department of our company, has been awarded the second prize of excellent papers in the 14th China Science Forum and was invited to attend the 14th China Science Forum in Beijing. With a new energy-saving and high-efficiency fan (Patent No.: zl2014 2 0507207.3), our company won the "discovery. 2017 National Science and technology innovation outstanding achievement award" at this grand meeting


Search