About Us Jinan Liansheng Protection & Accessibility Facilities Co. , Ltd , was founded in 1998 . We focus on designing all kinds of extrusion and casting plastic moulds , and processing a variety of plastic profiles according to customers ' demands . In 2000 , the company imported the pure production line to develop and produce series of security protection handrails such as the hospital anti-collision handrail , guard boards , guard corners etc . In 2004 , the company has developed kind of handrails and barrier-free facilities for the weakened , and gotten a number of interior appearance design patents , so that the product structure has been more abundant and fair , the company has became a long-familiar manufacturer in handrails and barrier-free facilities industry following its speedy growth .