（1）Customer Request: Battery specifications, application, communication protocol, functional needs.

（2）Manufacturer Evaluation: Identify whether the demand fits a standard BMS model or requires custom development.

（3）Quotation & Proposal: Provide datasheet, technical solution, lead time, and quotation.

Standard BMS: Recommend existing models, prepare samples for customer testing.

Custom BMS:

（1）Circuit Design.

（2）Firmware Development.

（3）Structure/ID Design 

Sample Testing: Deliver prototypes for customer evaluation 

Internal Testing: Functional testing, aging test, and reliability test.

Customer Validation: End-use testing in battery packs/vehicles/equipment.

Iteration: Adjust design based on customer feedback.

Material Preparation: Key components.

Production Process: SMT → DIP → Soldering → Assembly → Testing.

QC Process: 100% functional test, communication test, aging test.

Certification: CE, UL, UN38.3, or others as required by the customer.

Delivery Timeline:

Small batches: 2–4 weeks

Large batches: 6–8 weeks (depending on component supply chain)

Packaging & Shipping: ESD-safe packaging, support for air or sea shipping.

After-Sales Service:

Technical documentation and software tools

Firmware upgrades

Warranty (typically 12–24 months)