Lianyungang Shenglong Concrete Co., Ltd., is a two state enterprises qualified professional manufacturer of precast concrete to produce various types of concrete structures. Annual production capacity of 30,000 cubic meters components. Main: concrete; concrete square pile; precast reinforced concrete square piles; concrete square pile plant; concrete square pile manufacturers; concrete square pile manufacturers; prestressed concrete; reinforced concrete members map; reinforced concrete beam; concrete structures plants; reinforced concrete; thin concrete; concrete hollow square piles; concrete solid square pile; precast post-tensioned hollow beam; precast pre-tensioned hollow beam; precast concrete; prestressed hollow beam;