JUNZHIJIA
JUNZHIJIA protective cases
JUNZHIJIA · PROFESSIONAL PROTECTIVE CASES

Rugged Protection for What Matters Most

JUNZHIJIA hard cases — IP67 waterproof, dustproof and impact-resistant. Factory-direct OEM/ODM, wholesale and global supply from Zhongshan, China.

WHY JUNZHIJIA

Engineered Where It Counts

IP67 Rated Protection

Waterproof, dustproof and impact-resistant; drop-tested per MIL-STD-810H.

One-Piece Molding

Engineering PP / ABS with reinforced rib structure for long service life.

One-Stop Customization

Logo printing, custom foam inserts, colors and sizes on request.

Global Supply

Exported to 20+ countries across Europe, America, Japan, Korea and the Middle East.

150+
Product Models
18,000㎡
Factory Area
80+
Machines
20+
Countries Served
JUNZHIJIA factory
ABOUT US

Protection With Purpose

Zhongshan Junzhijia Plastic Products Co., Ltd. is a manufacturing enterprise integrating product design, injection molding, tooling, logo printing and custom foam inserts, delivering one-stop protective case solutions worldwide.

  • ISO9001, RoHS and IP67 certified
  • 20+ patents; quality meets demanding professional use
  • Wholesale, distribution, OEM and global supply
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Latest Articles

Protective Case Water Immersion Test: Quantitative Sealing Verification
2026-10-10

Protective Case Water Immersion Test: Quantitative Sealing Verification

A protective case either keeps water out or it does not, and "it looks dry inside" is not evidence. Immersion testing submerges the entire sample so that three controllable quantit

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Water Conservancy Protective Case: Protection for Field Hydrology Monitoring Gear
2026-10-10

Water Conservancy Protective Case: Protection for Field Hydrology Monitoring Gear

Field hydrology stations sit at river cross-sections, reservoir banks, mountain stream outlets and irrigation headworks. Most of them are a long way from paved roads, so gear arriv

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Protective Case Vibration Test: Endurance Assessment for Long-Haul Transit
2026-10-10

Protective Case Vibration Test: Endurance Assessment for Long-Haul Transit

A protective case rarely travels straight from the factory to the point of use. Before it reaches a work site it has usually crossed hundreds or thousands of kilometers by truck, r

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Protective Case UN Certification: Admission Path for Compliant Hazardous Goods Packaging
2026-10-10

Protective Case UN Certification: Admission Path for Compliant Hazardous Goods Packaging

Conversations about UN certification for hazardous goods packaging are often compressed into a single sentence: send the case to a lab and collect the certificate. In practice, whe

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Protective Case Transport Marking: Handling Pictograms and Regulatory Labels
2026-10-10

Protective Case Transport Marking: Handling Pictograms and Regulatory Labels

A protective case rarely travels in a straight line. Between the production floor and the final user it may sit on a truck, inside a shipping container, on a rail flatcar, and even

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Protective Case Stacking Test: Compliance Verification of Warehouse Stack Load
2026-10-10

Protective Case Stacking Test: Compliance Verification of Warehouse Stack Load

Warehouses rarely have the luxury of spreading protective cases across a single layer of floor. Space is expensive, so cases get stacked, often five, six, or more high, and the uni

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