Shandong Honghai Advertising Equipment Co., Ltd. is the professional manufacturer of tri-vision display in China . In 2006 and 2008, it was certified as "High-Tech Enterprise", "China Patent, Star Enterprise of Shandong Province". In 2006, Honghai achieved first the ISO9001:2000 Quality System Authentication in this field. In 2010, the tri-vision display of Honghai was exclusively access to Shanghai World Expo. We adopt advanced technology and equipment from abroad and realized all sets digital control production. We have a professional sales team, scientific operation and management, with more than 20 years development, Our products find a good market in domestic market and are enjoying popularity in abroad markets with high quality and lower price. We sincerely hope you visit our company and discuss business, we will be the best service and the best quality assurance, to your satisfaction.