BISEN SMART ACCESS CO，.LTDwas established in 1999， located in NanChang， China. We are the biggest professional manufacturer for parking management system and equipments， gate and door automatic operators in China. more than 70 experienced engineers are engaging in R&D team ， and more than 500 employees are working in manufacturer and service. We can provide quality ODM / OEM service for customers. Our main products: Parking system Auto-barrier gate， Garage door opener， Roll up door opener，Swing gate opener， Sliding gate opener， Industrial sectional door opener， Anti-terrorism road blocker， Hydraulic bollard， Pedestrian gate， Entrance control system etc.