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Precision Tank Gauging &
Terminal Automation

JOYO M&C is a high-tech company dedicated to developing and manufacturing measurement and control instruments for product storage and transfer. With over 20 years of experience, we deliver innovative, reliable, and high-performance solutions trusted globally.

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20+ Years

Industry Experience

50+ Countries

Global Reach

Sinopec Award 2017

Innovation Recognition

Who We Are

JOYO M&C is a high-tech company dedicated to developing and manufacturing measurement and control instruments and solutions for product storage and transfer. Based on 20 years of experience, JOYO M&C has developed many products and solutions proven to be of high competence in terms of functions and performances.

We were awarded the 'Sinopec Technology Innovation Award 2017' for our innovative TGS technologies for bulk liquid storage and custody transfer. Our mission is to provide higher value to users worldwide through expertise, innovation, and reliability.

  • 20+ Years of Industry Expertise
  • Global Sales Network & Support
  • ISO-Certified Quality & Compliance
Learn More About Our Certifications →
JOYO M&C Facility

What We Do

We specialize in automation instruments and integrated solutions for tank terminals, storage facilities, and custody transfer operations.

Tank Gauging

Tank Gauging System

High-precision servo tank gauges, multi-point thermometers, level switches, and LNG gauging systems for accurate inventory management and custody transfer.

View Tank Gauging Products →
Loading System

Loading System

Digital control valves, batch controllers, flow meters, additive injectors, and grounding systems for safe and efficient loading/unloading operations.

Explore Loading Solutions →
Electronic Sealing

Electronic Sealing System

Truck-mounted level probes, electronic sealing controllers, and monitoring systems to prevent tampering and ensure cargo integrity.

See Sealing Devices →

Featured Products

Engineered for precision, durability, and seamless integration in demanding environments.

BJLM-80H Tank Gauge

BJLM-80H Tank Gauge

High-precision servo tank gauge for bulk liquid storage and custody transfer. Measures level, temperature, density, water level, volume, and mass in one instrument.

  • • Easy installation & commissioning
  • • Low maintenance, long lifecycle
  • • Ideal for challenging tank facilities
Digital Control Valve

Digital Control Valve

Servo-regulating valve with digital feedback for precise flow control in loading skids and terminal automation systems.

  • • High accuracy & repeatability
  • • Compatible with PLC systems
  • • Robust design for industrial use
Inline Density Meter DM-50

Inline Density Meter DM-50

Real-time density measurement for liquids in pipelines. Ideal for fuel blending, quality control, and custody transfer.

  • • Continuous measurement
  • • Corrosion-resistant materials
  • • 4-20mA output & digital interface
Portable Density Meter DH60

Portable Density Meter DH60

Handheld device for quick and accurate density measurement of fuels, chemicals, and lubricants in the field.

  • • Lightweight & battery-powered
  • • Fast response time
  • • Data logging capability
Multi-Point Thermometer

Multi-Point Thermometer

Measures temperature at multiple levels in storage tanks for accurate volume correction and thermal profiling.

  • • Up to 12 sensor points
  • • Explosion-proof options
  • • Compatible with TGS
Electronic Sealing Controller

Electronic Sealing Controller

Central unit for managing electronic seals on tank trucks. Monitors seal status and prevents unauthorized access.

  • • Real-time monitoring
  • • GPS & RFID integration
  • • Cloud-based reporting
Batch Controller

Batch Controller

Programmable controller for automated loading with precise volume control, additive dosing, and safety interlocks.

  • • Touchscreen interface
  • • Multiple recipe storage
  • • RS485 & Ethernet connectivity
Grounding System

Grounding & Overfill Protection

Ensures safe loading operations with automatic shutdown in case of overfill or grounding failure.

  • • For top & bottom loading
  • • ATEX/IECEx certified
  • • Integrated with loading arms
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Integrated Solutions

We deliver complete systems for terminal automation, inventory management, and cargo security.

TAS Solutions – Tank Gauging & Inventory Management

Centralized system for real-time monitoring of tank levels, temperature, density, and inventory across multiple tanks and sites. Integrates with ERP and SCADA systems.

Learn More →

Loading/Unloading Skids with Online Flow Meters

Turnkey loading systems with flow meters, control valves, batch controllers, and safety interlocks for efficient and accurate product transfer.

Learn More →

Truck Electronic Sealing Monitoring System

End-to-end solution for securing tanker trucks with electronic seals, GPS tracking, and cloud-based monitoring to prevent theft and tampering.

Learn More →

Custom OEM & Integration Services

We offer OEM manufacturing, system integration, and engineering support for custom automation projects.

Contact Us →

Our Services

From installation to long-term support, we ensure your systems operate at peak performance.

Technical Support

Expert assistance from our Beijing HQ for troubleshooting and system optimization.

Training

On-site and remote training programs for operators and maintenance teams.

Genuine Parts

Authentic replacement parts to ensure longevity and performance.

Contract Services

Preventive maintenance and service contracts for uninterrupted operations.

Frequently Asked Questions

What is a servo tank gauge?

A servo tank gauge uses a precision servo motor to lower a displacer into the liquid, measuring level, density, and temperature with high accuracy for custody transfer.

Can your systems integrate with existing SCADA?

Yes, our TGS and loading systems support Modbus, Profibus, and Ethernet/IP for seamless integration with most SCADA and ERP platforms.

Do you provide international support?

Yes, JOYO M&C has a global sales network and partners who provide local installation, training, and service support.

Are your products ATEX certified?

Many of our products, including level probes and controllers, are ATEX and IECEx certified for use in hazardous areas.

Get in Touch

For product inquiries, technical support, or partnership opportunities, visit our official website to contact the JOYO M&C team.

Visit Official Website

JOYO M&C Technology Co., Ltd.

1602, Shifeng Guoji Building, No.19 Yacheng Yili, Chaoyang District, Beijing, China 100123

Phone: +86-10-6542-1356 ext.822 | +86 13693324568

Email: [email protected]

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