About SENNUO
20+ years of oilfield equipment manufacturing — API 6A / 16A / 16C / 16D wellheads, BOPs, manifolds and drilling equipment delivered to 60+ countries.
20+ Years of Oilfield Manufacturing
What began as a single machine shop in Dongying, Shandong, has grown into a full-scope oilfield equipment manufacturer. Today SENNUO operates machining, assembly, pressure testing and inspection under one roof — supplying wellheads, Christmas trees, BOPs, manifolds and drilling tools to onshore and offshore projects across 60+ countries.
Why Choose SENNUO
20+ Years Experience
Manufacturing oilfield equipment since 2003, trusted by rig operators and EPC contractors worldwide.
API Standards
Products built to API 6A, 16A, 16C and 16D with full material certificates and test reports.
Factory-Direct Strength
20,000 m² plant covering machining, assembly, pressure testing and inspection under one roof.
Global Delivery
Exported to 60+ countries with packing, documentation and logistics tailored to project schedules.
Manufacturing Capability
Our Dongying facility covers 20,000 m² and integrates CNC machining, assembly, hydrostatic pressure testing and non-destructive inspection. Every wellhead and BOP component is traceable to mill certificates, and pressure tests are witnessed and recorded before shipment.
From quick-ship standard items to engineered, project-specific packages, we support tender documentation, third-party inspection and door-to-door delivery for oil & gas contractors worldwide.
Request a Quote
Send your pressure rating, size, standard and quantity. Our engineers will reply within 24 hours.