📞 +86 137 1481 0882 ✉️ [email protected]
🌍 Free worldwide shipping on orders over $50
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⚡ Certified Quality · CE / FCC / RoHS

Custom Consumer Electronics Manufacturer & OEM Partner

Earbuds • Smart Watches • Power Banks • Charging Accessories

In-house design, certified production and OEM/ODM customization — from prototype validation to mass delivery, shipped to 40+ countries.

  • In-House R&D & Tooling
  • 12+ Years in Consumer Electronics
  • CE / FCC / RoHS / ISO 9001 Certified
  • Global Delivery & After-Sales Support
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40+Countries shipped
50K+Units delivered
2-YearWarranty
HERONGCORE consumer electronics collection
🚚US & EU warehouses
🛡️100% quality tested
🏁 Founded in 2014 Deeply focused on consumer electronics
🔬 Strong R&D Capability Acoustic, battery & firmware teams in-house
🏭 In-House Assembly SMT, assembly & aging test under one roof
✅ Reliable Quality Full inspection before every shipment
🌐 Global Service Multilingual support & local warehouses
Product Solutions

One Partner for Your Whole Catalog

From audio to wearables to charging — standard modules ready to ship, or customized to your spec.

🎧

True Wireless Earbuds

ANC, ENC calling & low-latency gaming modes

CORE SERIES
⌚

Smart Watches

AMOLED display, health sensors & BT calling

S1 SERIES
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Power Banks

PD fast charge, airline-safe & slim profiles

COREPOWER
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Chargers & Adapters

GaN wall chargers with multi-port PD output

COMING SOON
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Cables & Hubs

Braided USB-C, HDMI & multi-port docking

CORELINE
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Bluetooth Speakers

Portable outdoor audio with IPX7 rating

COMING SOON
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Private Label / OEM

Logo, color, packaging & firmware branding

MOQ 500
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Custom Packaging

Retail boxes, inserts & manuals in your language

ON DEMAND
Featured Products

Ready-to-Ship Flagship Models

Engineered in-house, quality tested before dispatch, and backed by a 2-year warranty.

Best Seller CoreBuds Pro True Wireless Earbuds
★★★★★ 4.8 (326 reviews)

CoreBuds Pro — True Wireless Earbuds

Hybrid ANC · Bluetooth 5.3 · 30h playtime · IPX5 waterproof

$59.99 $79.99
SKU: HR-EB101
New Arrival CoreWatch S1 Smart Watch
★★★★★ 4.9 (187 reviews)

CoreWatch S1 — Smart Watch

1.85" AMOLED · Heart rate & SpO2 · 7-day battery · IP68

$89.99 $119.99
SKU: HR-SW201
Just Launched CorePower 10K Power Bank
★★★★★ 4.7 (92 reviews)

CorePower 10K — Slim Power Bank

10000mAh · 20W PD fast charge · Dual USB-C/A · Airline-safe

$34.99 $44.99
SKU: HR-PB301
Just Launched CoreLine USB-C Cable
★★★★★ 4.8 (148 reviews)

CoreLine — Braided USB-C Cable

100W PD · 2m braided · Aluminum housing · Lifetime warranty

$14.99 $19.99
SKU: HR-CB401
Fast Sample Support

Test Before You Commit

Order a single unit or a small evaluation batch before placing a bulk order. Samples ship within 48 hours, and the sample fee is credited back on your first bulk purchase.

  • Sample dispatched within 48 hours
  • Sample fee refunded on bulk order
  • Engineering feedback within 1 business day
Request a Sample
01Send us your spec or target model
02We confirm feasibility & quote within 24h
03Sample produced & shipped in 48h
04Approve sample, then mass production
Applications

Built for Real-World Use Cases

Tell us where the product will be used — we tune acoustics, battery, materials and certification to match.

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Retail & E-commerce Brands

Ready-to-list products with retail packaging and compliance documents for Amazon, Shopify and marketplaces.

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Corporate Gifts & Promotions

Logo printing, custom colors and gift-box packaging for campaigns and employee programs.

🏃

Fitness & Outdoor

Sweat-resistant builds, secure fit and long battery life for training and outdoor use.

✈️

Travel & Commute

Compact charging gear and travel-friendly cases for life on the move.

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Smart Home & IoT

Always-on devices with low-power firmware and stable wireless connectivity.

Manufacturing & Quality

From Prototype to Mass Production

A controlled, documented process — so the 10,000th unit performs like the first.

01

DFM Review

We review your design for tooling, yield and cost before a single part is made.

02

Tooling & EVT

In-house tooling plus engineering validation builds for fit, function and acoustics.

03

Certification

CE, FCC, RoHS, UKCA and UN38.3 testing arranged with accredited labs.

04

Mass Production

SMT, assembly, aging test and 100% functional inspection before packing.

05

Logistics

Consolidated shipping, customs documentation and delivery to your warehouse.

06

After-Sales

2-year warranty, spare parts supply and RMA handling worldwide.

China Electronics Manufacturer

Designed, Tooled and Assembled In-House

HERONGCORE operates its own R&D center and assembly facility, giving us direct control over acoustics tuning, battery safety and firmware — not just final assembly. That is why we can offer factory-direct pricing without handing quality to a third party.

12+ YearsIndustry experience
60+ EngineersR&D & technical support
40+ CountriesGlobal delivery
HERONGCORE manufacturing facility
Trusted by Global Clients

What Our Partners Say

★★★★★

The CoreBuds Pro genuinely rival brands that cost twice as much. ANC works great for flights, and delivery to Texas took just 4 days.

M
Michael R.Austin, TX · United States
★★★★★

Fast delivery to Germany and superb build quality. The CoreWatch S1 battery genuinely lasts a full week. Will order again.

S
Sandra K.Munich · Germany
★★★★★

Ordered 200 units for our team. HERONGCORE handled everything smoothly — customs, branding, packaging. A reliable B2B partner.

J
James T.London · United Kingdom
Company News & Updates

Latest from HERONGCORE

New earbuds launch
News · 2026

CoreBuds Pro Enters Mass Production

Our hybrid-ANC flagship has moved to full-scale production with a certified monthly capacity for bulk orders.

Smart watch testing
Guide · 2026

How to Choose a Smart Watch for Your Market

Display type, sensor accuracy, certification and battery life — the four things that decide whether a model sells.

Power bank safety
Resource · 2026

Battery Safety & UN38.3: What Importers Must Check

A practical checklist for shipping lithium batteries by air and sea without customs delays.

Custom Solutions

Custom Electronics Solutions for Your Brand

Logo, color, packaging, firmware and certification — we build the product around your market, not the other way around.

Get A Quote Download Catalog
Resources

Everything You Need to Evaluate Us

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Product Catalog

Full specifications across earbuds, watches and charging.

 🏅

Certifications

CE, FCC, RoHS, UKCA, UN38.3 and ISO 9001 documents.

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Blog & Guides

Buying guides, industry notes and product updates.

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FAQ & Support

Answers on MOQ, lead time, warranty and shipping.
Contact Us

Tell Us What You Need — We Reply in 1 Business Day

Whether you are a retailer, distributor, or need a custom quote for a large order, we respond within 1 business day. No order is too small or too large.

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Call Ms. Lin +86 137 1481 0882 (Mon–Fri 9:00–18:00 GMT+8)
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WhatsApp Chat now — replies in 1 hour
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Email Sales [email protected]
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Live Chat Available Mon–Fri 9:00–18:00 (GMT+8)
We typically reply within 1 business day. Your information is never shared with third parties.

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