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Sustainable Solutions for a Better World

Leff International delivers innovative, high-quality products and systems in renewable energy, hygiene, water, education, and immunization to over 50 countries worldwide — empowering communities and advancing global development goals.

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Who We Are

A decade of innovation, integrity, and global impact

After more than ten years of development, with an innovation-driven approach and rigorous quality standards, Qingdao Leff has evolved into a comprehensive enterprise integrating design, manufacturing, and global marketing.

LEFF International is certified under ISO 9001 and ISO 14001. Our products meet international safety and performance standards including CE, UL, WHO/PQS, and LIGHTING GLOBAL — ensuring reliability in the most demanding environments.

We deliver life-changing solutions through public procurement channels such as UN agencies, NGOs, and government programs across Africa, Latin America, Asia-Pacific, and the Middle East.

Factory Team Distribution Solar Installation

Global Reach, Local Impact

Operating in over 50 countries with strategic hubs in Africa, Asia, and the Middle East

Africa

Local branches in Rwanda and Namibia providing technical support and storage

Latin America

Service center under planning to expand regional support

Asia-Pacific

Active distribution and partnerships across Southeast Asia and Oceania

Dubai Hub

Strategic storage and logistics center serving the Middle East and beyond

Our Sustainable Product Lines

Engineered for durability, efficiency, and real-world impact

Solar Home Systems

Solar Home Systems

Complete off-grid solar kits with LED lighting, USB charging, and mobile power for rural households.

  • • 10W to 100W capacity
  • • Battery backup up to 72h
  • • Certified by LIGHTING GLOBAL
Vaccine Refrigerators

Solar Vaccine Refrigerators

Solar-powered cold chain equipment for primary immunization in remote clinics.

  • • Temperature: +2°C to +8°C
  • • 7-day autonomy
  • • WHO/PQS certified
Hygiene Kits

Hygiene & Water Kits

Comprehensive kits including soap, menstrual hygiene products, water purification, and storage.

  • • 10+ essential items
  • • NGO & UN standard compliant
  • • Durable packaging
Education Kits

Educational Products

Solar-powered learning kits with tablets, projectors, and digital content for schools.

  • • Preloaded curriculum
  • • Rugged design
  • • Solar charging included
Medical Refrigerators

Medical Refrigerators

Grid and solar hybrid refrigerators for clinics and hospitals in low-resource settings.

  • • 50L to 400L capacity
  • • Digital temperature monitoring
  • • UL & CE certified
Renewable Energy

Renewable Energy Systems

Modular solar systems for clinics, schools, and community centers.

  • • 500W to 10kW systems
  • • Smart energy management
  • • Remote monitoring available

Recycling & Sustainability

End-of-life product recycling and circular economy initiatives to reduce environmental impact.

  • • Battery recycling program
  • • Plastic upcycling
  • • Carbon footprint reduction

Custom Product Sets

Tailored bundles for emergency response, refugee camps, and development programs.

  • • Configurable by need
  • • Bulk packaging
  • • Fast global shipping

Why Choose Leff International?

Proven expertise, global support, and unwavering commitment to quality

Innovative Developer

Cutting-edge R&D focused on solving real-world challenges in underserved regions.

Proven Manufacturer

ISO-certified production with strict quality control and scalable capacity.

Prompt & Warm Service

Responsive, multilingual support team ready to assist at every stage.

Global After-Sales Network

Local technical support and spare parts availability in key regions.

Corporate Social Responsibility

Committed to the UN Global Compact and Sustainable Development Goals

CSR Initiative

Advancing Global Development

Leff International is proud to support the United Nations Sustainable Development Goals (SDGs), particularly in the areas of good health, quality education, clean energy, and climate action.

Partnering with NGOs and UN agencies to deliver life-saving solutions
Donation programs for hygiene and medical equipment in crisis zones
Investing in local capacity building and technical training
Recycling and environmental stewardship across our supply chain

We are signatories of the UN Global Compact and align our operations with its ten principles.

Get in Touch

Connect with Leff International for partnerships, procurement, or inquiries about our sustainable solutions.

Contact Information

#10, Yanerdao Road, Shinan District, Qingdao-266000, China

+86 13687655271

+86 532 88961820

[email protected]

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