Chungkong Ad-Mart Co., Ltd. (China) (Chungkong for short) is one of the most professional and biggest ad-supplies providers in China. Our company is a highly professional and experienced manufacturer of sign light box and Desplay,Panel,Graphic or Accessory in China. We manufacture and supply a wide range AD-mart to customers across the world. Our products cover tens of series with thousands of sorts, involving Chungkong, OKE, McKAL, HUACAI, KOMEIL and other domestic well-known brands. Our ...