DWDM muxponder is a metropolitan area network backbone layer or a long wavelength division transmission technology. It transmits signal by making different ITU-T DWDM wavelength signals multiplex to single fiber in receiving terminal. It decomposes compos
Metal Horse Fence Panel used to protect the safety of livestock, regulate the animals' movement area, the strong zinc steel frame, can withstand the friction and impact of various livestock, prevent the animals from getting lost.
This mask is an ear strap type with a valve design. The soft inner lining makes people feel uncomfortable when wearing it, and the design with a valve also reduces people's breathing resistance and makes breathing smoother.