Well-run equipment, expert income workforce, and far better after-sales expert services; We are also a unified large family, anyone stick to the corporate value "unification, dedication, tolerance" for 500×650 Drain Cover, Man Hole Drain, Square Sewer Cover, Inspection Chamber Cover,Double Seal Cover. If possible, be sure to send your needs with a detailed list including the style/item and quantity you require. We will then deliver our greatest price ranges to you. The product will supply to all over the world, such as Europe, America, Australia,The Swiss, Angola,Guyana, Ukraine.Certainly, competitive price, suitable package and timely delivery will be assured as per customers' demands. We sincerely hope to build business relationship with you on the basis of mutual benefit and profit in the very near future. Warmly welcome to contact us and become our direct cooperators.