May 15, 2020 · The main products of NOKIN group include solar road studs, reflective road studs, solar traffic signs and road marking machines.Our solar road studs are of high quality and strong enough to withstand pressure of 30-40 tons, with flashing or constant mode, and 5 colors for your choice.Solar road studs can be commonly used in areas where traffic accidents occur frequently, and can also be used
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