The 5050 RGBW Light module without IC, and it also needs a controller to adjust the change and speed of 7 colors to show the perfect effect. It is used for light boxes and signs at a lower cost than
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Shandong Crown Industry Co., Ltd.: We're professional carbon black, masterbatch, polyvinyl chloride, specialty carbon blacks, black masterbatches manufacturers and suppliers in China. Please feel free
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Bazhou Wanxin Industrial and Trading Co.,Ltd: We're well-known as one of the leading slitting line, cut to length, erw pipe mill, hot dip galvanizing line, steel slitter manufacturers in China since
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