CPSE 2017 The 16th China Public Security Expo N-net Technology Co., Limited is one of the powerful and Hi-Tech companies specializing in the integration of R&D, manufacturing and marketing of optical fiber communication and Security solution. The main products include: commercial/industrial fiber media converter series, commercial/industrial fiber switches, GEPON series, fiber video converter series, EOC series and the security monitoring core system, etc. We are kindly to invited you to visit our booth 1D35 in Hall 1. And we will offer LCD Fast Ethernet POE Switch L2 Managed POE Switch Gigabit Ethernet POE Switch Industrial Ethernet Switch ....