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WHY CHOOSE LYD

SINCE 2001
18 years focused on power supply development and manufacturing
There are more than 1000 models of power supply in Lian Yunda, which is the world's leader. The power of product various from 5~1000W, voltage from 3-56V, current from 0.3-83A. The company’s products have a wide range of specifications, covering AC adapter, DC-DC power supply, battery charger, open frame power supply and sense- touching dimmable function LED power supply, etc.
How to choose excellent power adapters?
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Power Adapter Solution & Manufacturing
ADVANTAGE
We must provide our customers with a valuable product that meets the customer's expectations and is regularly reviewed to ensure a commitment to continuous improvement.
1
OEM/ODM Solution
According to customer requirements, LYD promise Quick R&D, Quick Sample Making, Quick Molding Making, Quick Submission of Certification, Quick Delivery service.
  • Solution design: Within 4 hours providing solution design
  • Quick Sample Making: Within 2-3 days sample making
  • Quick Molding Making: Within 3-4 weeks molding making
  • Certification Period: Within 4-8 weeks molding making
  • Delivery Time: Within 7-15 days finished production
2
Quality Control
18 years focus on power adapter solution and manufacturing
  • Passed ISO:9001:2015 International Quality Management System
  • National High-tech Enterprise
  • Passed 105 countries national safety certification such as UL, CUL, TUV-GS, CCC, CB, PSE, KC, KCC, SAA, FCC, CE, RoHS, DOE VI, etc
  • LYD self-built laboratory provides guarantee for product reliability, stability, security and safety
  • 12 steps quality control flow,especially 100% loading aging testing and 100% OQC testing
3
Manufacturing Capability
Completed Automatic production equipments and supply chain supporting facilities
  • Dongguan LYD Self-built Industrial Park: 12,000 square meters of plant, integrating Supply Chain, Laboratory, R&D, Manufacture and Sales
  • Jiangxi factory: mainly manufacture consumer electronics and small household appliances with competitive price
4
Service and Support
  • Free lifelong consulting service
  • Free solution design
  • Free solutions for product matching problem
  • Provide printed LOGO or Laser engraving LOGO
  • Warehouse Stock products shipped within 48hours
  • Warranty: first years for replacement, second years for mantainance
walk in lyd
ABOUT US
Shenzhen Lian YunDa Electronic CO.,LTD(LYD) was established in 2001, it is a professional power manufacturer with important influence around the world.
  • COMPREHENSIVE QUALIFICATION CERTIFICATION
    Learn more
    The certificate standard includes UL 1310 class 2 standard, medical standard 60601, IT standard 60950, home appliance standard 60335, 61558, and lighting standard 61347 to meet the needs of customers in various industries.
  • OEM service team
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    The founder of the company focuses on the realization of customer needs in the product design and development technology market.Chief Engineer 30 R&D Experience People R&D Team
  • Factory Environment
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    The founder of the company focuses on the realization of customer needs in the product design and development technology market.Chief Engineer 30 R&D Experience People R&D Team
  • Workshop / Equipment
    Learn more
    LYD has the assurance of comprehensive manufacturing capabilities, complete supply chain management and subsequent product maintenance.
  • Exhibition Picture
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    You can expand your sales market in all areas of information, healthcare and industry.
Quality Assurance
reliable
All products pass the 2-4 hours full load aging test before leaving the factory, the high qualified rate is good, the defective products are replenished free of charge and bear the freight.
  • Incoming test
    • Purpose of inspection:
      Eliminate bad process due to poor materials on the line, and delay delivery
    • Inspection Standards:
      Raw Material Inspection Specifications
    • Inspection equipment:
      Voltage tester, transistor tester, bridge, DC current, leakage current tester, environmental tester, swing tester, salt spray tester, flame retardant tester, etc.
  • Incoming test
    • Purpose of inspection:
      Eliminate bad process due to poor materials on the line, and delay delivery
    • Inspection Standards:
      Raw Material Inspection Specifications
    • Inspection equipment:
      Voltage tester, transistor tester, bridge, DC current, leakage current tester, environmental tester, swing tester, salt spray tester, flame retardant tester, etc.
  • Incoming test
    • Purpose of inspection:
      Eliminate bad process due to poor materials on the line, and delay delivery
    • Inspection Standards:
      Raw Material Inspection Specifications
    • Inspection equipment:
      Voltage tester, transistor tester, bridge, DC current, leakage current tester, environmental tester, swing tester, salt spray tester, flame retardant tester, etc.
  • Incoming test
    • Purpose of inspection:
      Eliminate bad process due to poor materials on the line, and delay delivery
    • Inspection Standards:
      Raw Material Inspection Specifications
    • Inspection equipment:
      Voltage tester, transistor tester, bridge, DC current, leakage current tester, environmental tester, swing tester, salt spray tester, flame retardant tester, etc.
  • Incoming test
    • Purpose of inspection:
      Eliminate bad process due to poor materials on the line, and delay delivery
    • Inspection Standards:
      Raw Material Inspection Specifications
    • Inspection equipment:
      Voltage tester, transistor tester, bridge, DC current, leakage current tester, environmental tester, swing tester, salt spray tester, flame retardant tester, etc.
  • Incoming test
    • Purpose of inspection:
      Eliminate bad process due to poor materials on the line, and delay delivery
    • Inspection Standards:
      Raw Material Inspection Specifications
    • Inspection equipment:
      Voltage tester, transistor tester, bridge, DC current, leakage current tester, environmental tester, swing tester, salt spray tester, flame retardant tester, etc.
  • Incoming test
    • Purpose of inspection:
      Eliminate bad process due to poor materials on the line, and delay delivery
    • Inspection Standards:
      Raw Material Inspection Specifications
    • Inspection equipment:
      Voltage tester, transistor tester, bridge, DC current, leakage current tester, environmental tester, swing tester, salt spray tester, flame retardant tester, etc.
  • Incoming test
    • Purpose of inspection:
      Eliminate bad process due to poor materials on the line, and delay delivery
    • Inspection Standards:
      Raw Material Inspection Specifications
    • Inspection equipment:
      Voltage tester, transistor tester, bridge, DC current, leakage current tester, environmental tester, swing tester, salt spray tester, flame retardant tester, etc.
  • Incoming test
    • Purpose of inspection:
      Eliminate bad process due to poor materials on the line, and delay delivery
    • Inspection Standards:
      Raw Material Inspection Specifications
    • Inspection equipment:
      Voltage tester, transistor tester, bridge, DC current, leakage current tester, environmental tester, swing tester, salt spray tester, flame retardant tester, etc.
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