Oceana Trading & Service (Shanghai) Limited is an exporter specialized in machinery, we are located in a international city------Shanghai, which is the one of the biggest city in China; it is also the Economic, Financial, Trade and Shipping in China! We can supply you the whole production line of Concrete pipes, concrete piles, cement blocks, and concrete electric poles. The machinery includes: Centrifugal Wet Spun pipe machine, Suspension Roller pipe machine, Vertical Vibration Casting Pipe machine, Spun Pre-stressed pile machine, Wire Cage welding machine for irrigation pipes and piles and Cement Block and Curbstone machinery.