Beijing Dragon Figure 3 Connaught Electronics Co., Ltd., Beijing Cultural Development Co., Ltd. Sheng Long plans a joint venture composed of professionals dedicated to electronic anti-theft EAS product development, manufacturing, wholesale, engineering, service as one of the high-tech enterprise in China Security and Protection Industry Association.

Since its establishment, has been in strict accordance with the company passed ISO9001: 2000 Quality Management System Certification (Registration No.: 07608Q10571ROS) requirements, high standards and quality of organizational design, manufacturing and services.

Our company products from the market, a product with a high rate of alarms, performance, stability, and accurate report, style, elegant, good quality, style and more updates soon as well as the integrity of the operating style, high standards of service concept and many other advantages gained broad user base at home. Products through the Ministry of Public Security and Police Electronic Product Quality Testing Center test.

Company not only in China has thousands of libraries, Xinhua Bookstore, private bookstores, pharmacies, clothing stores, supermarkets, cosmetic shops, troops and other long-term customers, and has exported Spain, Mongolia, Russia, South America, the Czech Republic, Namibia, Africa and other regions .

In early 2006, the company to unify corporate image and brand promotion, the brand name of unification as "" Prosperous Dragon map ", the English name:" SSLT ". From the brand name change has received the majority of new and old customers the support and understanding, for the "Prosperous Lung (SSLT)" brand series of products to further promote and laid a solid foundation.

"Prosperous Dragon map" has now become the field of domestic EAS excellent brands; safety and loss prevention systems and solutions, a leading provider.