One-Stop Service Factory for High Quality Circle Stainless Steel Plate

For a long time, the company has won the credibility of customers with its unity and forge ahead professionalism, innovative pioneering spirit and customer-oriented service principle, and has become a pioneer and leader in the application of BMS PCBA, PCB Assembly Services, Electronic Pcba Prototype Assembly Copy industries at home and abroad. We increase R&D investment, expand R&D talent team and innovate R&D management mechanism. We hope that our employees will take their existing positions as a platform to work and show their talents, strictly implement the decisions and deployments, and complete the tasks without compromise.

The BMS Main Control Board PCBA is a high-performance printed circuit board assembly designed to serve as the central control unit for advanced battery management systems. This sophisticated electronic component integrates precision monitoring, intelligent control, and comprehensive protection functions to ensure optimal performance and safety of battery packs in various applications.

Product Specifications​​

​​Microcontroller​​: 32-bit ARM Cortex-M series processor

​​Voltage Monitoring​​: 16-channel cell voltage detection (±1mV accuracy)

​​Current Sensing​​: High-precision Hall sensor interface (±0.5% accuracy)

​​Temperature Monitoring​​: 8-12 channel NTC inputs

​​Communication Interfaces​​: CAN 2.0B, RS485, SPI, I2C

​​Protection Features​​: Over-voltage, under-voltage, over-current, short-circuit, and temperature protection

​​Operating Temperature​​: -40°C to +85°C

​​Certifications​​: ISO 9001, IATF 16949, UL recognition

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The Importance of BMS Main Control Board PCBA​​
As the "brain" of battery management systems, the BMS Main Control Board PCBA plays a critical role in:

Extending battery lifespan through balanced charging/discharging

Preventing dangerous operating conditions that could lead to thermal runaway

Providing real-time data for performance optimization

Ensuring compliance with international safety standards

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Role of PCBA in BMS Main Control Boards​​
The PCBA integrates multiple essential functions:

​​Signal Processing​​: Converts analog sensor data into digital signals

​​Algorithm Execution​​: Runs complex battery state estimation algorithms (SOC, SOH, SOF)

​​Power Management​​: Regulates power distribution to various subsystems

​​Communication Hub​​: Facilitates data exchange between battery packs and external systems

​​Application Fields​​

​​Electric Vehicles​​ (EVs, HEVs, PHEVs)

​​Energy Storage Systems​​ (ESS) for renewable energy integration

​​Industrial Equipment​​ including forklifts and AGVs

​​Telecom Backup Power​​ systems

​​Marine and Aerospace​​ battery systems

Introduction for BQC

We are the designated supplier of the No.1 brand of China domestic sweeping robots.

We are the designated supplier of the Top 5 Int'l On-grid Electricity energy storage and Top 3 Marine energy storage integrator.

Found in 2003, 21 years experience, 736 people, 15000 SQM factory, fully IATF16949, ISO14001, ISO9001, ISO13485 certificated.

22 SMT lines, 4 DIP lines, 4 hand soldering lines, 3 finished assembly lines, 7 conformal coating lines, 4 testing lines.

Professional R&D team & engineering team: hardware design (PCB layout, schematic), software, ID&MD design, mold/tooling design.

DFM analysis, Automatic programming and testing fixture design.

Supply chain: BQC gets "big customer" level services and supports from ADI NXP TI ST Microchip and domestic first-line IC brand etc.

LLT component free backup

components replacement brings 30% cost down and lead time shorten.

FQA

Q1: BQC just produce only prototypes or customer can order production quantities ?

A1: BQC is EMS factory, we not only do prototypes, but also do mass production for our customer.

Q2: What are the advantages of your company's OEM service?

A2: Our product costs are gradually reduced and our project are increasingly optimized.

We always prioritize improving the quality of our One-Stop Service Factory for High Quality Circle Stainless Steel Plate over quantitative growth, and everything is based on quality. While pursuing economic benefits, we focus on protecting the interests of shareholders and creditors, and treating suppliers, customers and consumers with integrity. Through various ways and means, we systematically strengthen the training of existing employees to continuously improve their cultural knowledge and technical business level.