Manufacturing Excellence
Precision Flowmeter Manufacturing
Designed, assembled, tested, and calibrated — under one roof, since 2006
HBYB Instrument is a full-cycle industrial flowmeter manufacturer — from mechanical fabrication, electronics assembly, transmitter programming to pre-shipment flow calibration. As a manufacturer with the advanced manufacturing facility, the team, and the technical depth to back every instrument we deliver.
Discuss PartnershipFull-Cycle Production
Structural fabrication, internal lining, sensor assembly, electronics production, and final integration — every stage performed at our Kaifeng facility with no critical process outsourced.
Multi-Technology Manufacturing
A single facility builds vortex, electromagnetic, turbine, thermal mass, Coriolis, and ultrasonic flowmeters — each under its own documented assembly process and dedicated production zone.
Flexible Configuration
Standard catalog production and custom-configured orders — special pressure classes, non-standard connection geometries, and any lining/electrode material combination.
Export-Ready Operations
Complet documentation, certifications including SIL-3, CE, and ISO 9001, and an established logistics operation serving 40+ countries with standard and expedited shipment options.
Advanced Equipment & Workshop Infrastructure
The physical manufacturing environment behind every flowmeter we ship.
Our Kaifeng manufacturing complex houses the full production cycle under one roof. Machining bays, sensor fabrication areas, electronics assembly lines, pressure test stations, and flow calibration rigs — every stage of production is co-located and managed by the same quality system.
It means our production engineers can walk between departments, track a meter from raw component to calibration certificate, and intervene at any point in the process. That kind of oversight is only possible when manufacturing is not distributed across a supply chain you cannot see.
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Total production area
Full-cycle manufacturing — machining through calibration — under one roof in Kaifeng.
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Skilled craftsmen
Engineers, technicians, and quality specialists — average tenure exceeds ten years.
ISO 9001
Quality management
Quality management system certified. Every production stage documented and traceable.
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Pre-shipment calibration
Every unit calibrated. Every unit certified. No sampling. No exceptions.
Built in China. Shown Globally
Inside the factory that never stops
8,000+ square meters of dedicated production space in Kaifeng — machining, fabrication, assembly, pressure testing, electronics production, and flow calibration, all in one complex, under one quality system, operated by one team that cares about the outcome.
Talk to an EngineerSeen in Person. Evaluated Up Close. Trusted Worldwide.
Flexible Production Capability
Our production system is structured for configureability, not just volume. When an application requires something outside the standard catalog — a specific pressure class, a non-catalog connection geometry, a material combination for an unusual process medium, or OEM labeling for a distributor's brand — it is handled within the same facility and quality framework.
For OEM and distributor customers, we offer white-label assembly with custom nameplate labeling, adapted documentation packages under your brand, and modified packaging — all within our standard production and quality system, with the same lead times that apply to standard orders.
Small Batch & Pilot Production
Minimum order quantities are not a barrier. We produce single units and small-batch orders at the same process standard as high-volume contracts.
OEM & White-Label Assembly
Custom nameplate labeling, modified documentation packages, and adapted packaging produced within our standard assembly system. The same processes, checkpoints and quality — under your brand identity.
Non-Standard Geometries & Flange Standards
Face-to-face dimensions for replacement-in-kind projects. ANSI, JIS, DIN, and AS flange drilling standards — machined to specification. Non-standard bore sizes within the DN10–DN3000 range on request
Multi-Product & Mixed-Batch Orders
Our production planning system handles mixed orders,A single purchase order can include multiple flowmeter technologies, sizes, material specifications, and output configurations.
Manufacturing Excellence Starts with People
Skilled teams make quality repeatable
Behind every finished flowmeter is a team that understands how precision, consistency, and accountability shape product performance. From assembly to verification, our teams bring the technical understanding and disciplined execution required to deliver flowmeters with dependable quality and long-term credibility for various industrial fluid measurement needs.




20+ years of advanced industrial flow measurement & monitoring
Trusted across industrial markets
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Extensive industry experience
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Trusted by Global Industrial Users
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Countries & Regions We Served
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Accumulated delivered quantities
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A steadily growing industrial brand
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Technical Service response
A better manufacturing partner starts here
Let’s Build Your Next Flowmeter today!
For industrial buyers, real confidence comes from knowing the manufacturer behind the product is capable, responsive, and built for long-term cooperation. If that is what you are looking for, we would be glad to start the conversation.
Email us info@hbmeter.cc →
Phone & WhatsApp
+86 152-3780-0315 →





