Shenzhen Jieshun Science and Technology Co., Ltd. (JSST) is a hi-tech enterprise, which integrates development, manufacturing and marketing of automatic parking barriers, tripod turnstiles, automatic (electric) doors, road blockers and access control in China. Our company has five specialized R&D centers composed of professors, doctors and engineers, three factories, five technical service centers, and more than one hundred engineers. We have strong capacity to develop system software and hardware to provide systematic and complete solutions for various applications. JSST products have been widely used in governments, institutions, schools, communities, plants, sports events, and parks with perfect stability, fashionable outline design and fine cost effective ratio. In the last decade, JSST has provided the users with thousands of security systems and enjoyed a good reputation from the customers. And we had spread sales and service network all over the world, and gained 300 agents, 500 wholesalers and 50, 000 terminal users. Moreover, our products have exported to more than 30 countries and regions, which makes a firm foundation for JSST's attendance in international competitions .With more than 20 years' experience with products of this kind, we have obtained a leading position in the security business and our sales volume has been increasing steadily each year.