Water tanks and building structures gradually deteriorate under various adverse conditions. Identifying damage sources allows precise repairs and durable protection, and OYH’s custom-tailored diversified waterproofing solutions can sharply lower your long-term lifecycle maintenance expenses. We deliver full end-to-end support to water infrastructure owners, architects, engineers, operators and general contractors to guarantee smooth project delivery, with strengths stretching far beyond premium material supply.

OYH offer full-cycle professional technical consultation and on-site support, assiting renovation projects with specification drafting, construction detailing, method statements and field guidance, while integrating long-term durability into the design of new facilities.

OYH's engineering expertise optimizes structural performance and extends asset service life, greatly cutting total lifecycle costs. Supported by a comprehensive product portfolio engineered for tough water infrastructure operating environments, we supply concrete admixtures, waterproofing membranes, protective coatings, watertight joint systems, plus concrete repair and reinforcement systems to form a complete one-stop solution.