What are the payment terms?

We accept T/T to company account for large amounts and Western Union for amounts between 100-3000 USD.

How long is the lead time?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Is the battery recyclable?

Yes, the battery is made with recyclable materials.

High Quality A Grade Circular Custom 3.7V Rechargeable 603535 600mAh Li-Polymer Battery Forsmart Watch

Name: High Quality A Grade Circular Custom 3.7V Rechargeable 603535 600mAh Li-Polymer Battery Forsmart Watch
Brand: SHENZHEN HONGYUAN ENERGY TECHNOLOGY CO., LTD.
SKU: 748167972

Guangdong, ChinaSHENZHEN HONGYUAN ENERGY TECHNOLOGY CO., LTD.

US$0.10-3.75

3,000 Pieces

Sample price:US$4.00/piece.Request sample

Product profile

Customization

Available

Type

Li-Polymer Battery

Charger Type

Standard Charger

Model NO.

HYGN603535-600mAh-3.7V

Charger Application

Tablet, Laptop, Video Game Player, MP3/MP4 Player, Camera, Standard Battery

Nominal Voltage

3.7V

Charger Style

Simple Charger

Compatible Battery Type

6-Volt

Size

T:6.1mmxw:35mmx35mm

Socket Type

China

Recyclable

Transport Package

Industrial Packing,

Specification

3.7V

Trademark

HYGN

Origin

China

HS Code

8507600090

Production Capacity

1000000 Piece/Pieces Per Month

Key features

Customized Battery Pack: Offers customized sizes, packs, tags, labels, plugs, and connectors with PCM protection.

High Capacity & Low Resistance: Features 600mAh capacity, low inner resistance, and long cycle life with fast charge capability.

Stable Performance: Ensures stable capacity, steady discharge, and reliable operation in high temperatures.

Low Temperature Performance: Delivers good performance in low temperature environments with rapid charge-discharge cycles.

Fast Charge Available: Supports fast charging with low self-discharge rates for extended usage.

Comprehensive Protection: Includes over current protection and temperature control protection for safety.

Versatile Applications: Suitable for smart watches, portable electronics, digital cameras, GPS, and robot devices.

Recyclable Material: Manufactured with recyclable materials to support environmental sustainability.

Company profile

SHENZHEN HONGYUAN ENERGY TECHNOLOGY CO., LTD.

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2017-01-18Nearest Port: SHENZHENAverage Response Time: ≤1.44hTerms of Payment: T/T, PayPalInternational Commercial Terms(Incoterms): FOB, CIF, EXW

AI-Powered supplier vetting

SummaryEcorecycle demonstrates broad customization, ODM capability, OEM service for known brands, recent product development, and a stated R&D focus covering multiple battery types. Its certifications include ISO 9000, ISO 9001, ISO 14001, and ISO 20000; it reports 50 quality-control staff and four production lines. However, service-management weaknesses are evident because complaint handling, corrective and preventive actions, and supplier-service assessment lack written procedures or records. The supplier has no overseas warehouse, showroom, agent or branch, and no offline trade-show participation. Financial credibility cannot be confirmed because the provided financial indicators are all zero. Export experience is documented from 2017, with 90% of sales from exports and Shenzhen Port identified as the nearest port.

Supplier typeThe supplier presents itself as an R&D-oriented manufacturer offering ODM, OEM for known brands, and multiple battery-product development activities. It also reports export operations since 2017 and 90% of sales from exports, indicating an internationally oriented manufacturing supplier.

CertificationsThe supplier reports holding ISO 9000, ISO 9001, ISO 14001, and ISO 20000 certifications. These explicitly documented certifications support a positive assessment of its formal management-system coverage.

After-Sales capabilityThe supplier has no written procedures or records for effective complaint handling, corrective and preventive actions, or service-capability assessment. It also reports no overseas warehouse, showroom, agent or branch, although it states peak- and off-season lead times are within 15 working days.

Financial creditThe provided records for 2024 and the stated one- to three-year periods show zero operating revenue, zero gross margin or gross profit, and zero current ratio. These figures do not support financial strength, although the slices do not explain whether they reflect actual performance or incomplete reporting.

R&D capabilityThe supplier reports new products during the past year, ODM capability, and R&D development of high- and low-temperature batteries, backup power, green power, BMS, iron-lithium, and lithium-titanate batteries. It also reports 6–10 years of total R&D engineer experience, but no available SDK is stated.

Production capacityThe supplier reports OEM service for known brands, four production lines, and 50 quality-control staff. The stated lead time is within 15 working days in both peak and off-season, providing explicit evidence of organized production capacity, although output volume is not provided.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM service, indicating broad product-development and customization coverage.