1st Sourcing Electronics Co., Ltd. - Authorized Distributor of Vishay, Infineon & 200+ Brands

About 1st Sourcing

Founded in 2008 and headquartered in Shanghai, 1st Sourcing Electronics Co., Ltd. is one of Asia's leading independent distributors of advanced electronic components. We provide efficient, high-quality supply chain solutions to electronic manufacturers across the globe.

With over 10 authorized agent channels and extensive global inventory, we serve more than 500 customers in mainland China and collaborate with over 1,000 suppliers worldwide. Our mission is to deliver fully traceable, quality-assured components with unmatched speed and reliability.

Lightning Delivery: Fast turnaround and short lead times
Lifetime Warranty: Confidence in every component we supply
Zero Return Record: Proven quality control and traceability

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Serving OEMs and EMS companies worldwide with trusted component sourcing.

Why Choose 1st Sourcing?

We combine global reach, technical expertise, and rigorous quality assurance to deliver the best sourcing experience in the electronics industry.

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Fastest Response

Every inquiry is responded to within 1 working day. We take your sourcing needs seriously and provide prompt, accurate quotations.

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Global Supply Network

With over 30 international buyers and teams in Shanghai and Shenzhen, we maintain a global intelligence network for real-time component availability.

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Quality & Traceability

All components are fully traceable with lifetime warranty. Our zero return record reflects our commitment to quality and authenticity.

Our Product Categories

We distribute a wide range of electronic components from over 200 leading manufacturers including Vishay, Infineon, and more.

Analog Devices

High-performance signal conditioning, amplifiers, data converters, and power management ICs.

Memory Modules

DDR, DDR2, DDR3, DDR4, SRAM, DRAM, Flash, and EEPROM from top-tier brands.

Integrated Circuits

Logic, timers, drivers, controllers, and custom ASICs for diverse applications.

Discrete Components

Diodes, transistors, MOSFETs, rectifiers, and thyristors from Vishay, Infineon, and others.

Power Components

Voltage regulators, DC-DC converters, AC-DC supplies, and power modules.

Circuit Protection

TVS diodes, fuses, ESD suppressors, varistors, and overvoltage protection devices.

Signal Transformers

Isolation, impedance matching, and signal conditioning transformers for industrial and telecom use.

LED Lighting

LED drivers, controllers, thermal management, and optical components for lighting systems.

View All 200+ Brands

Applications We Support

Our components are used in a wide range of industries, ensuring reliability and performance across critical applications.

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Consumer Electronics

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Wireless Interconnection

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Security & Safety

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Industrial Automation

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Transportation

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Lighting

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Health Tech

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Communication Network

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Motor Control

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Smart Control

Get in Touch

Need a quote or have a sourcing question? Contact us today for fast, reliable support.

Phone: +86-21-6090-0610

Email: [email protected]

Address: 6F, Wheelock Square, 1717 West Nanjing Road, Jingan District, Shanghai, 200040, China

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