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Premium Bluetooth Audio &
Smart Power Solutions

Shenzhen Casun Technologies Co., Ltd. – A trusted manufacturer since 2008, specializing in high-quality Bluetooth speakers, power banks, wireless chargers, earphones, and USB flash drives. Trusted by clients in 100+ countries.

Explore Products Learn About Us
2008
Founded
100+
Countries Served
100+
Employees
2000m²
Factory Area

About Shenzhen Casun

Shenzhen Casun Technologies Co., Ltd. focuses on the research & development, production, and sales of mobile power devices. Since our foundation in 2008, we have become one of the leading power bank producers in China.

Our product range includes Bluetooth speakers, power banks, wireless chargers, Bluetooth earphones, and USB flash drives. With a strong R&D team, strict quality control (ISO9001:2000 certified), and excellent after-sales service, we deliver reliable, high-performance digital accessories worldwide.

  • OEM & ODM Services Available
  • Custom Logo & Packaging
  • Data Pre-Loading Support
  • Global Shipping & After-Sales
Factory interior Product assembly Quality testing Product showcase

Our Featured Products

High-quality, customizable digital accessories for global brands and distributors

Mini LED Bluetooth Speaker

Mini LED Color Music Box Speaker

  • Bluetooth 5.3, Waterproof
  • RGB LED Light & Bass Boost
  • Portable, USB-C Charging
  • Custom Logo Available
OEM/ODM Supported
4-in-1 Night Light Speaker

4-in-1 Colorful Night Light Speaker

  • Bluetooth Speaker + LED Clock
  • 15W Wireless Charging Pad
  • RGB Mood Lighting
  • Customizable Logo
Multi-Function Design
ABS Fabric Speaker

ABS+ Fabric 10W Outdoor Speaker

  • 360° Surround Sound
  • Durable Fabric & ABS Shell
  • IPX5 Waterproof
  • Custom LED Logo Option
Ideal for Promotions
TWS Bluetooth Earbuds

TWS Bluetooth 5.3 Earbuds

  • Hi-Fi Sound, Low Latency
  • ENC Noise Reduction
  • IPX6 Waterproof
  • LED Display Case
Wholesale & Custom
Slim Power Bank

Slim 5000mAh Power Bank

  • Ultra-Thin & Portable
  • Keychain Design Option
  • OEM Logo Printing
  • Fast Charging Support
Best Seller
10000mAh Magnetic Power Bank

10000mAh Magnetic Power Bank

  • Aluminum Alloy Body
  • 20W PD Fast Charging
  • MagSafe Compatible
  • Custom Logo & Packaging
Premium Build
LCD Display Power Bank

PD20W LCD Display Power Bank

  • 5000mAh Capacity
  • Digital Power Display
  • Magnetic Wireless Charging
  • Aluminum Case
Smart Monitoring
3-in-1 Wireless Charger

3-in-1 Magnetic Wireless Charger

  • Charges Phone, Watch & Earbuds
  • 15W Qi2 Fast Charging
  • Foldable & Travel-Friendly
  • TEC Cooling System
Qi2 Certified
Bamboo Wireless Charger

Bamboo Wooden Wireless Charger

  • Eco-Friendly Bamboo Design
  • 15W Fast Wireless Charging
  • Custom Logo Engraving
  • Photo Frame Style
Sustainable Materials
4-in-1 OTG USB Drive

4-in-1 OTG USB Flash Drive

  • USB-A, Type-C, Lightning
  • Up to 128GB Storage
  • OTG Functionality
  • Custom Logo & Data Preload
Multi-Device Support
View All Products

Why Choose SZCASUN?

Reliable manufacturing with global reach and full customization support

Advanced Manufacturing

2000m² modern factory with automated production lines and strict quality control systems (ISO9001:2000 certified).

Full Customization

OEM/ODM services including custom logos, packaging design, color options, and data pre-loading for USB drives.

Global Distribution

Serving clients in over 100 countries with reliable shipping, after-sales support, and responsive communication.

Frequently Asked Questions

Do you offer OEM/ODM services?

Yes, we provide full OEM and ODM services including custom logo imprinting, packaging design, color customization, and data pre-loading for USB flash drives.

What is your minimum order quantity (MOQ)?

MOQ varies by product type and customization level. Please contact us directly for specific requirements and pricing.

Are your products certified?

Our company holds ISO9001:2000 certification. Most products comply with CE, RoHS, FCC, and other international standards.

How long does production and shipping take?

Production time is typically 15-25 days after order confirmation. Shipping time depends on destination and method (air or sea freight).

Get in Touch

Reach out for wholesale inquiries, custom orders, or partnership opportunities.

Email

sales@szcasun.com

Phone

189-2526-3879

135-6074-3108

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