Material: Angle steel or steel pipe, hot-dip galvanized surface, high strength, corrosion resistance and low cost. Mainly used to support signal transmission antennas to ensure the normal operation of wireless communication systems. Signal transmission support, erection of communication antennas, expansion of microwave, ultra-short wave and wireless network signal coverage, serving mobile, Unicom, GPS and other communication systems and aviation warnings to avoid low-altitude flight collisions
