LED Display | Beijing Zhongjing Hengcai Technology Development Co., Ltd. started engaging in the research and development and manufacturing of LED displays in the early 1990s. The company boasts top-notch R&D talents in LED displays and a team of engineers with rich practical experience. It has designed and installed various indoor and outdoor LED displays for airports, train stations, banks, post offices, hospitals, schools, military units, highways, securities companies, and sports venues across the country, accumulating extensive industry experience in the process. http://www.bjzhled.com