The main Pruducts of BoYa include PVC plastic pipe ,perforated plastic pipe ,perforated plastic corrugated pipe, Plastic bellow for bridge prestressed concrete . we are enjoying good reputation among clients at home or abroad by timely supply, credible quality and sincere service, If you are interested in any of our products, or wish to place a customized order, please contact us. We will do our best to meet your needs.