Main Products

Our products are widely used in various fields.

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About Our Company

Founded in 2015, Dongguan Zhenghong Optical Materials Co., Ltd. emerged with a clear mission: to provide premium, reliable protection for the essential digital devices that power modern life. Recognizing the vulnerability of screens and surfaces to scratches, impacts, and daily wear, we focused our expertise on crafting high-quality screen protectors for iPhones, iPads, laptops, and computer monitors.

Why Choose Us

Zhenghong's promise: delivering superior protection through precision engineering and responsible manufacturing.

Pre-Sale Support

Our expert team provides personalized recommendations to help you choose the perfect screen protector for your device, ensuring compatibility and optimal protection.
In-Sale Excellence

We use high-quality materials, precision laser cutting, and advanced coatings (anti-scratch, anti-fingerprint, and bubble-free) for superior durability and clarity.
After-Sale Care

Enjoy worry-free service with a responsive support team, hassle-free replacements for defective products, and warranty coverage. Your satisfaction is our priority.
OEM/ODM

Trust our professional OEM/ODM solutions for bulk orders.
Premium Quality

We leverage lean manufacturing principles and integrated ERP systems to ensure efficiency and traceability.

OEM/ODM Service

Our success stems from an unwavering commitment to precision engineering, utilizing advanced materials like tempered glass, military-grade polymers, and anti-glare coatings.

OEM Service

Zhenghong Optical products protect devices across 50+ countries, with core markets in North America, Europe (EMEA), and Asia-Pacific (Japan, South Korea, Australia). Our premium screen protectors and smartwatch cases dominate e-commerce platforms (Amazon), while retail partnerships with electronics chains like Best Buy and Bic Camera drive offline growth.

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ODM Service

Strategic expansion into Southeast Asia (Lazada, Shopee) and corporate B2B channels (device insurers, telecom providers) fueled a 30% YoY revenue surge in 2024. E-commerce sales alone jumped 45%, attributed to localized marketing and patented anti-bubble installation tech. With a 92% customer retention rate, we lead through quality, accessibility, and relentless innovation.

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Application Areas

We promise to find you the right product

Screen Protector for Phone
Smartwatch Screen Protector
Smartwatch Case
Mobile Phone Camera Tempered Glass
Screen Protector for iPad
Car Screen Protector

What Our Customers Said

Trust our professional OEM/ODM solutions for bulk orders.

Custom1

I've tried many 'HD' protectors that feel rubbery and ruin the screen clarity. This one is truly different. It's crystal clear, and the touch response is so smooth, I sometimes forget it's even on. Feels just like the original screen.

Custom2

Dropped my phone face-down on concrete and my heart sank. But to my amazement, the screen protector took the hit and shattered, while my actual screen was perfectly fine! This isn't just a protector; it's a life-saver. Highly recommended!

Custom3

I used to dread applying screen protectators because of bubbles and misalignment. The installation frame in this kit made it a 30-second, perfect, bubble-free job! Even a beginner can achieve a professional result. Worth every penny for the peace of mind.

Custom4

As an artist, I need my iPad screen to be precise and scratch-free. This protector is fantastic! It applies easily on the large surface, doesn't distort colors, and the matte finish reduces glare significantly. It keeps my digital canvas safe without compromising the experience.

Custom5

After 3 months of heavy use, there's not a single scratch on this protector. It resists fingerprints better than others I've owned. For the price, the quality and durability are outstanding. I'm definitely buying again for my next phone.

Latest News

Zhenghong Optical Materials Co., Ltd. stands as the cornerstone of our global operations.

Jul 30, 2025

Analysis Of The Application Prospects Of Mobile Phone Screen Protectors

With the increasing popularity of smartphones and the continuous advancement of technology, mobile phone screen prote...

Jul 29, 2025

Design Principles And Technology Analysis Of Mobile Phone Screen Protectors

Mobile phone screen protectors are essential accessories for modern smartphones. Their design principles integrate kn...

Jul 28, 2025

Mobile Phone Screen Protectors: A Small Film With A Big Impact

Mobile phone screen protectors are perhaps one of the most familiar phone accessories for modern people.

Jul 27, 2025

Analysis Of The Technical Characteristics Of Smartwatch Protective Films

With the continuous expansion and popularization of smartwatch functions, the need for surface protection is gaining ...