On Dec 2nd, 2020, Nanjing Municipal Bureau of supervision and administration announced the winners of “Nanjing excellent patent award” in 2020. The invention patent of Nanjing Junli Technology Co., Ltd. “a flood defense device” won the “Nanjing excellent patent award”.
The hydrodynamic automatic flip up barrier features for modular design and effecient flood defense without electricity or personnel guard.
Post time: Feb-03-2021