Qingdao Regions Trading Co.,Ltd （Climber Trading） is a expert corrugated steel group company, Supplying corrugated steel culvert pipe, corrugated culvert pipe, corrugated metal pipe, structural plate and other corrugated steel structure around 1500Ton per month. We are able to custom fit and accessorize a solution for any culvert, storm water and drainage and other application. Regions Trading supplies many profiles and diameters corrugated steel culvert pipe to provide economical site solutions for storm sewer, culverts, small bridge and plate liner etc. Proudly serving many of countries in the world including Mongolia, India, Malaysia, Ethiopia, Kenya, Sudan, South Sudan, Australia, Papua New Guinea and Bolivia.Regions Trading is dedicated to personal service and on time delivery. Regions Trading specialize in developing and supplying the corrugated steel culver to overseas market for more than ten years and have enough experience to serve every customer all over the world. Customer satisfaction is our top priority, We will make the response within 24 hours after receiving the inquiry. The professional employee will serve customers from receiving their first inquiry to final shipping their orders.