Shenzhen HuaHang Power supply Technology Co.Ltd.(HUAHANG)is a LED lighting power supply manufac.turer which combines R&D, manufacturing, sales and service all in one since 2004. HHANG is an AAA enterprise inthe professional switch power supply industry.To meet market demands, since 2006 the factory hasestablished a professional LED waterproof power supplyR&D team with rich technical force,decade experiences andcomplete equipment; product's performance is stable andsuperior, product size is the smallest and highest efficien.cy in the industry field.