Jan 07, 2019 · About Us Zhangjiagang Hwawin New Energy Co.,NOKIN Traffic is the key member of Hwawin Group, we are dedicated to produce and supply solar panels, solar street lights, solar garden lights and other solar products since 2002. We have our own plants in Zhangjiagang and Yangzhou City. Our main products include: Mono and Poly Solar Panels, Read More »About Us