

One-Stop Piping System Supplier for Industrial Projects
Carbon steel, alloy steel, insulated and stainless steel pipes, fittings, flanges, valves and fasteners supplied to ASTM/ASME and GB standards.
Product Portfolio
Pipes, fittings, flanges, valves, fasteners and custom fabricated packages
Industries Served
Energy, water, chemical, oil and gas, municipal and quality-controlled engineering projects
Why KAIYI
Industry roots, dual-standard matching, factory coordination, project packages and fast response

20+ Years Industry Roots
Rooted in Cangzhou pipeline industry resources with long-term experience in project material supply.

ASTM/ASME + GB Standards
Dual-standard matching for materials, pressure classes, connections and inspection documents.

Factory-Coordinated Delivery
Internal coordination across factories, stock, fabrication and logistics to reduce supplier fragmentation.

Project Material Packaging
Single-source packages for mixed-material BOMs covering pipes, fittings, flanges, valves and fasteners.

Response Within 24 Hours
Fast quotation support around drawings, standards, quantities, delivery timing and supply scope.
Need a Piping Material Package?
Send product names, standards, material grades, sizes, quantities and project context. We will help organize the supply scope.
