Being a premier manufacturer of road, highway and building related products in China, Nanjing Avida Engineering Materials Co.,Ltd has gained the reputation of exceptional quality, innovation and customer service for years, with all products strictly produced according to the related standards.Avida supplies a full range of bridge expansion joints, bridge bearing, noise barrier, armoured joint, building expansion joint and stair nosing with its highest commitment to helping customers select the right products for multiple projects. Our unique quality control system and R&D center will always be there for your support.Proud to be the engineering partners of our customers throughout the world, we will firmly continue with prompt production and speedy delivery.Avida, your ideal road, highway and building solution provider.