How to Choose Cleanroom LED Lighting
A step-by-step checklist covering installation, construction, specifications and supplier questions.
Read guideWelcome to Liangmeiju
LMJ®LIANGMEIJUInternational inquiries+86 19129953974
Dongguan Liangmeiju Optoelectronic Technology Co., Ltd.
Cleanroom lighting
Cleanroom LED lighting manufacturer.
Slim, sealed luminaires for laboratories, healthcare, pharmaceutical and high-specification production spaces.
Explore this range
2012
Established
4,000 m²
Dongguan operation
30+
Export markets
OEM
Partner support
Explore Our Products
Cleanroom, industrial and medical lighting — find the right range for your project.
Economy Single
LMJ-GE-C1
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Economy Double
LMJ-GE-C2
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Economy Triple
LMJ-GE-C3
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Smart Single
LMJ-GA-C1
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Smart Double
LMJ-GA-C2
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Smart Triple
LMJ-GA-C3
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Smart Four
LMJ-GA-C4
View detailsLIANGMEIJU film viewer website
Choose your model. Request your trial order.
Our dedicated LED X-ray film viewer website brings together model specifications, sample reference prices, carton dimensions, gross weight, warranty and shipping information for hospitals, clinics and equipment distributors.
Economy C1 · Single panel ↗Economy C2 · Double panel ↗Smart C1 · Single panel ↗Smart C2 · Double panel ↗
1–9 units: sample / trial orders. 10–99 units: distributor quotation. 100+ units: volume quotation. Shipping cost and the final invoice are confirmed before payment.
Download 4-model buying sheet (English PDF) ↗Explore Our Products
LMJ-GE-C1 — Economy SingleLMJ-GE-C2 — Economy DoubleLMJ-GE-C3 — Economy TripleLMJ-GA-C1 — Smart SingleLMJ-GA-C2 — Smart DoubleLMJ-GA-C3 — Smart TripleLMJ-GA-C4 — Smart FourLMJ-X30120C7 — Waterproof Cleanroom PanelLMJ-X30120C2 — Beveled-Edge Cleanroom PanelLMJ-Z30120 — Straight-Edge Cleanroom PanelLMJ-Q30120 — Recessed Cleanroom PanelLMJ-X30120A-B — Stainless-Edge Cleanroom PanelLMJ-A09120 — Curved Cleanroom LightLMJ-L50110 — Teardrop Cleanroom LightsLMJ-L25120 — Integrated Amber Teardrop LightLMJ-C-S120F1 — Traditional Tri-Proof LightLMJ-S-W120 — Stainless Germicidal LightLMJ-C-B120Z3 — Straight-Edge Stainless Cleanroom LightLMJ-C-B120Z1 — Beveled-Edge Stainless Cleanroom LightLMJ-X30120B — Explosion-Resistant Beveled PanelLMJ-C-FB120Y2 — Die-Cast Explosion-Resistant Light
Buyer resources
Plan the right lighting specification.
Use our practical guides to compare cleanroom luminaire formats, select an LED X-ray film viewer and prepare the details needed for an accurate supplier inquiry.
LED X-Ray Film Viewer Buying Guide
Compare panel count, viewing area, installation needs and model-specific documentation.
Read guideCleanroom Lighting Applications
Planning questions for laboratories, healthcare and controlled production environments.
Read guideWhy Liangmeiju
Four strengths. One trusted lighting partner.
From product development to after-sales support, we focus on the details that matter to your business.
01
Innovation-led development
Product development focused on practical cleanroom and medical lighting needs.
- Specialist lighting ranges for different applications
- Sampling and OEM branding support
02
Quality-focused management
A focus on consistent production, product quality and clear technical documentation.
- Quality management across production and service
- Applicable product documentation available for review
03
Manufacturing capabilities
Production equipment and a dedicated manufacturing team support our specialist lighting ranges.
- Machining and production process capabilities
- Coordination from product development to packing
04
Responsive after-sales support
Technical assistance helps partners with installation, use and product maintenance.
- Installation and commissioning guidance
- Maintenance and spare-parts support
Product innovationQuality focusManufacturing know-howPartner support
About Liangmeiju
Specialist lighting. Dedicated manufacturing.
Established in 2012 · Dongguan, China
Dongguan Liangmeiju Optoelectronic Technology Co., Ltd.
Cleanroom lighting, industrial luminaires and LED X-ray film viewers for professional environments.
Liangmeiju develops and manufactures specialist lighting for healthcare, laboratories and controlled production environments. Our range includes cleanroom panel lights, linear luminaires and Economy and Smart LED X-ray film viewers.
Based in Dongguan, China, we support international distributors and project partners with product development, sampling, OEM branding, export packing and technical documentation.
Product development
OEM branding
Export support
Inside LIANGMEIJU
Company film · 1 min 28 secExplore our cleanroom and industrial lighting catalogue above. For LED X-ray film viewer specifications, trial orders and distributor quotes, visit our dedicated film viewer website.
Quality support
Documentation that travels with the product.
CE Documentation
LVD and EMC documentation available for applicable film viewer models.
Product Filing
Domestic Class I medical device filing documentation available for review.
Export Packing
Known carton dimensions and small-order courier support.
OEM Support
Branding and market-ready packaging for distribution partners.
Business inquiry
Tell us what
you need to light.
WhatsApp+86 19129953974
Complete the form to prepare your inquiry. WhatsApp will open for you to review and send the message.