HK Sunlonge Int'l Co., Limited

HK Sunlonge Int'l Co., Limited HK Sunlonge Int'l Co., Limited established in 1999,Headquartered is in Hong Kong and set factories i

🚀 Precision Light. Stronger Fluorescence. Better Results. 🔬✨When fluorescence imaging or industrial inspection depends o...
17/06/2026

🚀 Precision Light. Stronger Fluorescence. Better Results. 🔬✨

When fluorescence imaging or industrial inspection depends on accuracy, your light source is the key.
Fiber-Coupled Laser Sources deliver:
✅ Stable, high-quality excitation
✅ Flexible fiber delivery — no misalignment
✅ Superior beam control for higher excitation efficiency
🔍 Perfect for scientific imaging and industrial inspection

🌟 Sunlonge SCL3000 Fiber-Coupled Laser Sources are engineered for:

Confocal & super-resolution microscopy

Flow cytometry

Raman & fluorescence spectroscopy

🎯 Customizable wavelengths: 405 nm → 980 nm
💎 Single-mode PM fiber for pristine beam quality
📦 Compact, turnkey design for easy OEM integration

If you’re building a fluorescence system that demands precision, stability, and reproducibility, this is the upgrade your workflow needs.

📩 Contact us today to discover how SCL3000 can power your next imaging or inspection system!
Let’s boost your photon budget and measurement reliability together. 💪🔦

🚀 Boost Your Machine Vision Accuracy by 15–25% — Without Changing Your Camera!Are false rejects and missed defects costi...
10/06/2026

🚀 Boost Your Machine Vision Accuracy by 15–25% — Without Changing Your Camera!

Are false rejects and missed defects costing you money on the production line? The secret isn't a better algorithm — it's better lighting.

Sunlonge's Collimated LED Sources deliver tightly controlled, uniform illumination that dramatically outperforms conventional diffuse lighting:

✅
15–25% better measurement accuracy
in dimensional gauging✅
40–60% higher contrast
in silhouette inspection✅
30–50% improved signal-to-noise ratio
→ fewer false rejects✅
85–98% beam uniformity
across the entire field of view✅ Instant on +
20,000–50,000+ hour lifetime
(vs. 1,000–2,000 for mercury lamps)✅ 73–82% lower 5-year cost of ownership ($8K–$12K vs. $45K–$75K)

Why It Works

Standard LEDs emit light at wide angles (15–45°), creating brightness gradients and stray reflections. Sunlonge's collimated optics convert divergent LED output into nearly parallel rays (

🔍 Can you really see every weld defect… or are you missing critical flaws?With the right UV NDT Lamp, the difference is ...
19/05/2026

🔍 Can you really see every weld defect… or are you missing critical flaws?

With the right UV NDT Lamp, the difference is night and day.

Sunlonge’s advanced 365 nm UV‑A lamps make cracks, porosity, and inclusions glow with high contrast—revealing what standard lighting simply can’t. Whether you're working on pipelines, pressure vessels, or structural steel, visibility is everything.

💡 Why professionals are switching to Sunlonge:

True 365–370 nm UV‑A for maximum fluorescence

Up to 22,000 µW/cm² intensity for clearer, sharper indications

Ultra-low visible light = zero glare, higher accuracy

ASTM E3022 & aerospace-standard compliance

Long-life LED (≈30,000 hours) = lower cost, less downtime

Compared to generic UV flashlights, this isn’t just brighter—it’s smarter, safer, and built for real NDT work.

🚀 Detect up to 27% more defects with proper UV inspection setup—and protect your projects, reputation, and compliance.

🔍 Stop Guessing. Start Finding Leaks in Seconds. 🔍What if you could spot even the tiniest leak—down to under 1 gram per ...
11/05/2026

🔍 Stop Guessing. Start Finding Leaks in Seconds. 🔍

What if you could spot even the tiniest leak—down to under 1 gram per year—without tearing apart your equipment?

Introducing Sunlonge’s Fluorescent Leak Detection Dye, the gold standard trusted by over 95% of professional HVAC technicians worldwide.

✅ Mixes seamlessly with oil, refrigerant, coolant, or hydraulic fluid
✅ Glows bright yellow-green under our 365 nm UV NDT Lamps
✅ Reveals micro-leaks, multiple leaks, and hidden faults in just 15–30 minutes
✅ Cuts diagnostic downtime by 30–50% and saves up to 40% on total costs vs. traditional methods

From HVAC/R systems and automotive A/C to industrial hydraulics and pipelines, Sunlonge gives you a complete, non-destructive diagnostics toolkit that’s faster, smarter, and more sensitive than ever.

🌟 Why professionals choose Sunlonge:
→ Matched dye + UV lamp system for maximum brightness
→ Safe for seals, metals, and plastics
→ Works in petroleum, synthetic, and water-based fluids
→ Long-term tracer—leave it in the system for future checks

🛠️ Perfect for:

HVAC technicians

Automotive repair shops

Industrial maintenance teams

Pipeline & process engineers

👉 Ready to eliminate guesswork and boost your bottom line?
Message us today to get Sunlonge’s Fluorescent Leak Detection Dye + UV Lamp bundle and see leaks glow like never before!

💡 **【Tech Insight】LED vs. Laser: Which Excitation Light Source Wins for Industrial & Lab Imaging?** 💡In fluorescence ima...
16/04/2026

💡 **【Tech Insight】LED vs. Laser: Which Excitation Light Source Wins for Industrial & Lab Imaging?** 💡

In fluorescence imaging, semiconductor inspection, or Non-Destructive Testing (NDT), the **Excitation Light Source** is the heart of your system! ❤️ It directly determines signal sensitivity, signal-to-noise ratio, and overall inspection quality.

Today, we’re breaking down why **Sunlonge’s LED technology** outperforms lasers in total cost of ownership and reliability for real-world applications.

🔍 LED vs. Laser Excitation: A Quick Breakdown
Choosing the right light source depends on your specific needs. Here’s how they compare across five key dimensions:

Spectral Precision & Flexibility

LED (Sunlonge): Offers a broader spectral width (20–100nm), making it highly flexible for exciting a variety of fluorophores and dyes.

Laser: Features an extremely narrow bandwidth (90%)** 📈
Equipped with smart constant-current drivers to ensure intensity varies by less than 10%, which is critical for quantitative fluorescence.
3. **Optimized for Real Fluorophores** 🧬
* **SL8803-455 (Blue)**: Perfect for GFP excitation.
* **SL8803-525 (Green)**: Designed for DsRed and red dyes.
* **Multi-Wavelength**: Configurations covering UV (365/395nm) to Red (625nm).
4. **Power in Your Pocket** 🌍
Weighing just **0.4kg**, it delivers a massive **160mm uniform field** at 30cm, with intensities up to **40,000 lux**!

---

# # # 🛠️ Where Does It Shine?

* 🌿 **Agri-Tech**: Screening gene-modified crops (Rice, Corn, Soy).
* 🐭 **Life Sciences**: In-vivo observation of reporter genes in mice or zebrafish.
* 🏭 **Industrial Inspection**: Semiconductor wafer checks and fluorescent leak detection (HVAC/Oil & Gas).
* ✈️ **Aerospace**: NDT workflows compliant with ASTM E3022 standards.

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**Sunlonge is more than a vendor; we are your solution partner.** Whether you are observing gene expression in the lab or detecting leaks in a pipeline, we provide the most stable and economical excitation solutions.

👉 **Want to learn more or request a demo? Send us a DM or visit our official website today!**

Stop Guessing, Start Fixing! Transform Your AC Diagnostics Today ❄️🚗Is "refrigerant top-up" your go-to fix for AC issues...
10/04/2026

Stop Guessing, Start Fixing! Transform Your AC Diagnostics Today ❄️🚗

Is "refrigerant top-up" your go-to fix for AC issues? If you aren't finding the leak, you aren't solving the problem. Repeat failures lead to unhappy customers and lost profits.

Upgrade your workshop with Sunlonge’s Professional UV Leak Detection Technology. Why settle for traditional methods when you can have visual certainty?

✅ 95%+ Accuracy: Pinpoint micro-leaks as small as 0.18 mm.
✅ 60% Faster isolation: Sweep the system and see the glow instantly—no more hours wasted with soap bubbles or sniffers.
✅ Proven ROI: Reduce unnecessary parts replacement and eliminate costly comebacks.

🔦 The Professional Choice: Sunlonge SL3300-H

Pure 365nm UV: Optimized for maximum fluorescence—the "sweet spot" for AC dyes.

High Intensity: 60,000 µW/cm² ensures leaks glow brightly even in partially lit bays.

Industrial Durability: Constant current driver ensures stable output throughout your shift.

Don't just tell your customers there is a leak—show them. Build trust through precision.

🔗 Learn more about our NDT-grade solutions in below 👇🏻

Address

UNIT 2508A, 25/F BANK OF AMERICA TOWER 12 HARCOURT Road CENTRAL
Hong Kong
518115

Opening Hours

Monday 09:00 - 18:00
Tuesday 09:00 - 18:00
Wednesday 09:00 - 18:00
Thursday 09:00 - 18:00
Friday 09:00 - 18:00

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