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Precision Metalwork for Global Industries

Manufacturer of high-quality brass & bronze valves, fittings, and OEM components with dual supply chain in China and Vietnam. Trusted by global partners for reliability, innovation, and tariff-efficient sourcing.

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Welcome to HP Metalwork

Ningbo Huaping Intelligent Control Technology Co., Ltd., operating as HP Metalwork, is a leading manufacturer of brass and bronze valves and OEM metal components. With decades of experience in valve R&D and manufacturing, we are one of the earliest domestic enterprises in China dedicated to precision metal engineering.

Our advanced production lines utilize automatic valve machines and CNC technology to ensure consistent quality, high efficiency, and scalability for global clients across plumbing, gas, HVAC, and industrial sectors.

120,000+ m²

Manufacturing Base

Dual Supply Chain

China & Vietnam

In-House Process

Casting to Packaging

HP Metalwork Factory

Vietnam Expansion

Since Jan 2025, Huaping Vietnam operates from a new 28,000 m² owned facility, enhancing capacity and reducing logistics costs.

Why Choose HP Metalwork?

From advanced manufacturing to strategic global presence, we deliver value through innovation, quality, and reliability.

Dual Supply Chain

Manufacturing bases in China and Vietnam allow tariff-efficient exports to the US and global markets under Section 301.

Complete In-House Process

One-stop production: casting, forging, machining, assembling, testing, and packaging — all under one roof.

OEM & Custom Design

Tailored solutions and co-design services to meet your exact specifications and technical requirements.

Top Quality Standards

Pioneers in valve R&D with strict quality control and testing protocols ensuring long-term performance.

Our Products

Precision-engineered valves and fittings designed for durability, safety, and performance in residential, commercial, and industrial applications.

Lead Free Products

Lead Free Products

Compliant with NSF/ANSI 61 and other international standards for potable water systems.

Gas Ball Valves

Gas Ball Valves

High-integrity shut-off valves for natural gas and LPG systems with leak-proof sealing.

Brass Ball Valves

Brass Ball Valves

Durable, corrosion-resistant valves for water, oil, and gas with smooth quarter-turn operation.

Straight Drain Ball Valves

Straight Drain Ball Valves

Designed for easy maintenance and full port flow with integrated drain function.

Bronze Ball Valves

Bronze Ball Valves

Ideal for high-pressure and high-temperature applications in marine and industrial systems.

Combination Ball Valves

Combination Ball Valves

Multi-functional valves integrating shut-off, pressure regulation, and metering in one unit.

Union Port Fittings

Union Port Fittings

Leak-tight connections for quick assembly and disassembly in plumbing and instrumentation.

Gate Valves

Gate Valves

Full-bore design for minimal pressure drop, suitable for on/off control in large pipelines.

Check Valves

Check Valves

Prevent backflow in fluid systems with reliable spring or swing check mechanisms.

Y-Strainers

Y-Strainers

Protect downstream equipment by filtering debris from liquid and gas lines.

Pressure Regulators

Pressure Regulators

Maintain consistent outlet pressure in gas and liquid systems for safety and efficiency.

Low Pressure Valves

Low Pressure Valves

Optimized for HVAC, irrigation, and low-pressure industrial applications.

View Full Catalog

120K+

m² Manufacturing Area

2

Countries: China & Vietnam

30+

Years Industry Experience

100+

Global Clients Served

Frequently Asked Questions

Get answers to common inquiries about our products and services.

Where are your manufacturing facilities located?

We operate manufacturing bases in Ningbo, China and Hai Phong, Vietnam, enabling dual supply chain flexibility and tariff advantages for US-bound shipments.

Do you offer OEM and custom design services?

Yes, we specialize in OEM production and co-design with customers to develop tailored valve and component solutions based on specific technical requirements.

Are your products compliant with international standards?

Yes, our lead-free products meet NSF/ANSI 61 standards, and all valves undergo rigorous testing for pressure, leakage, and durability per ISO and API standards.

What materials do you work with?

We primarily manufacture in brass and bronze, with capabilities in various alloys to meet performance and corrosion resistance requirements.

How can I request samples or pricing?

Please visit the official HP Metalwork website to request technical support, free samples, or FOB pricing information directly through their contact channels.

Get in Touch

For technical support, sample requests, or pricing inquiries, reach out through our official channels.

Contact Information

China: 35, Technology Avenue, Technological & Industrial Zone of Ninghai, Zhejiang Province, China, 315600

Vietnam: Block 6, CN15-02 Lot & CN16-03, Nam Dinh Vu Non-tariff and Industrial Park (Zone 1), Dinh Vu – Cat Hai Economic Zone, Hai Phong City, Vietnam

+86 574 6533 9559
march@hpmetalwork.com
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