Quality Control

Immersion Lithium Battery Factory Testing and Quality Control

For electric two-wheelers, tricycles, battery swapping and delivery fleet projects, buyers should review not only capacity and price, but also cell consistency, BMS protection, insulation, sealing, capacity validation, certification documents and traceability.

Direct Answer

Factory quality control for immersion lithium batteries should include incoming inspection, cell consistency, BMS functions, insulation, sealing reliability, capacity testing, pack appearance, charge-discharge temperature rise, certification document review and batch traceability. Battery swapping and export projects should also verify interfaces, communication protocols, packaging, transport and target market documentation.

Quality Control Process

Incoming inspectionReview cells, BMS, structure, wires, connectors, sealing materials and insulating fluid documents.

Process controlMonitor cell consistency, welding, fluid filling, sealing assembly and key process records.

Functional testingCheck BMS sampling, protection, communication, charge-discharge, capacity, insulation and temperature sensing.

Delivery documentsProvide specifications, certification evidence, factory test records, traceability and user instructions.

Buyer Verification Checklist

Check Item	What to Confirm	Typical Use Case
Cell source and consistency	Cell model, batch, capacity, voltage, internal resistance and consistency management	All projects
BMS functions	Overcharge, overdischarge, overcurrent, short circuit, temperature protection and communication protocol	Swapping, fleets, OEM
Insulation and sealing	Insulation check, structure sealing, port protection and fluid compatibility	Core immersion pack items
Capacity and charge-discharge	Ah, Wh, discharge rate, 1C/3C charging and temperature rise	Fast charging, super charging, delivery fleets
Certification documents	CCC certificate, test report cover, model specification and applicable standard	E-bike compliance sourcing in China
Batch traceability	Product ID, production batch, test record and shipping record	Fleet operation, distributors, after-sales

Relationship with Certification

A certified model is important evidence for sourcing review, but it does not mean every voltage, capacity, structure or custom version is automatically covered by the same certificate. Buyers should review product category, model, specification, standard and validity shown on the certificate, and confirm certification applicability for custom projects.

XGE CCC certificate — Certificate number 2026011121849531, certified model XD18169X23T.

XGE compulsory product certification test report cover — Compulsory product certification test report cover under GB 43854-2024-related requirements.

Sources and Review

Shanghai Xinhui Green Energy product brochure materials
XD18169X23T CCC certificate
Compulsory product certification test report cover
Final project specifications subject to mutual confirmation

Reviewed by: Product team and certification material team.
Last updated: 2026-05-20.

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