About us

15+ years of professional self-sealing tire expertise, combining patented equipment, tire-grade self-sealing compound, proven processes, and global partner support.

15+
Professional Expertise
WHO WE ARE

Built on Professional Technology. Focused on Long-Term Tire Business.

FlatZero is a professional self-sealing tire solutions brand of Hong Kong Shengguan International Co., Ltd. Its wholly owned subsidiary, Shenzhen Shengguan Technology Co., Ltd., is responsible for R&D, manufacturing, and technical implementation. With 15+ years of professional self-sealing tire industry expertise and in-house R&D and manufacturing since 2014, we develop complete self-sealing tire systems for tire shops, distributors, regional processing centers, and tire manufacturers worldwide.

Patented Equipment

Precision-engineered systems for stable, automated, and repeatable self-sealing tire production.

Tire-Grade Compound

Professional self-sealing material developed for wide-temperature stability and long-term tire use.

Process & Partner Support

Proven processes, technical training, production guidance, and marketing support for long-term business growth.

BUILT TO SCALE

From One Shop to Industrial Production

Start with the capacity you need today. Expand as your market grows without discarding your original investment.

Level 1 · Shop-Level

Compact · All-in-One · Low Entry

Level 2 · Regional-Level

Modular · Scalable · Multi-Tire

Level 3 · Production-Level

High-Volume · Factory-Ready · Upgradeable

Level 4 · Industrial-Level

Custom-Built · Turnkey · Factory Integration

WHY FLATZERO

Professional Technology. Proven Performance

Dual Patented Technology

Patented equipment and proprietary self-sealing material technology form the core of the system.

Production Consistency

Precise equipment, stable compound, and standardized processes work together for consistent finished-tire quality.

Engineered For Consistency

Technology, materials, process control, and support work together to deliver stable, repeatable self-sealing tire production.

Wide-Climate Capability

-40°C to 140°C Proven : Engineered for reliable performance in extreme climates—from freezing winters to desert heat.

Long-Term Engineering

Heavy-duty equipment, modular architecture, and long-term technical support are designed for sustainable operation.

Built to Be the Industry-Leading Machine

Professional Technology, Proven Performance

Patents, equipment compliance, material reports, and finished tire performance testing — supporting the complete FlatZero self-sealing tire system.

Built in China. Supported Worldwide.

From system selection and factory testing to installation, production training, and market launch, FlatZero supports partners throughout the entire project lifecycle.

15+ Years

Professional Expertise

Since 2014

In-House R&D & Manufacturing

Dual Patents

Equipment + Material Technology

40+ Markets

Global Business Presence

Professional Self-Sealing Tire Solutions

Our Vision

To make professional self-sealing tire technology more accessible to tire businesses worldwide.

Our Mission

Helping global tire businesses produce safer, more consistent, and higher-value self-sealing tires.

Our Commitment

Professional Technology. Consistent Quality. Long-Term Partnership.