SMT Factory - Amjor

Amjor Quality Assurance

R&D Capability for OEM & ODM Manufacturing

Over 18 years of experience in OEM and ODM manufacturing of 3C digital products.
A strong in-house R&D team, with more than 90% of core engineers holding bachelor’s or master’s degrees from China’s leading “211” universities.
Integrated team of senior engineers, project managers, and manufacturing specialists, enabling seamless transition from concept to mass production.
Strict implementation of IPD and standardized project management processes, ensuring full alignment with customer PRD requirements, regulatory compliance, and safety standards.
Proven ability to deliver low-risk, production-ready designs with reliable timelines and consistent quality.
Equipped with advanced testing laboratories for battery reliability, product compatibility, and safety validation.
Comprehensive software and hardware verification to identify and eliminate potential risks before mass production.
Strong focus on design for manufacturability (DFM), improving production stability and reducing defect rates.
Consistently achieve high first-pass yield rates, ensuring stable quality for large-scale production.

Creativity & Engineering Collaboration

We operate four dedicated teams covering industrial design, product management, and engineering coordination. By closely tracking emerging technologies, customer pain points, and market requirements, we support continuous product innovation and rapid development cycles.

Our strength lies in transforming concepts into manufacturable, reliable PCBA solutions through close collaboration with customers. By integrating advanced functionality, optimized layouts, and cost-effective design practices, we help brands accelerate product launches while maintaining technical competitiveness and production stability.

Over 17+ Years of Global OEM & PCBA Manufacturing Experience

With more than a decade of experience supporting global 3C brands, we specialize in PCBA manufacturing and OEM/ODM execution for international markets. We are well-versed in global safety certifications, electrical standards, and quality requirements, ensuring products are fully compliant and production-ready.

We work with a stable and qualified supplier network to support critical component sourcing and ensure supply continuity. Backed by a robust quality control system and standardized testing procedures, we consistently meet high expectations for reliability, performance, and consistency.

Our capabilities include key component selection, electrical safety compliance, reliability validation, and compatibility testing, enabling a smooth transition from prototype to mass production while minimizing risks.

Supported by dedicated R&D, project management, and business teams, we provide one-on-one technical and project support, ensuring efficient communication, fast execution, and dependable delivery for every program.

Quality Assurance for Power Bank PCBA Manufacturing

Amjor operates a dedicated quality management team of over 60 professionals, supporting power bank PCBA projects with strict quality control standards and execution-oriented processes. Our quality system is designed to address the key concerns of global customers: product stability, safety compliance, and consistent mass production quality.

Our quality assurance framework covers the entire PCBA lifecycle:

Incoming Quality Control (IQC)
Critical electronic components—including battery-related parts, ICs, MOSFETs, connectors, and protection devices—are inspected to ensure full compliance with specifications before production.
Supplier Quality Management (SQE)
We work closely with qualified suppliers to ensure stable component quality, traceability, and long-term supply consistency, reducing risks related to shortages and material variation.
Design Quality Engineering (DQE)
Quality is built into the design stage through DFM, DFx, and reliability considerations, ensuring PCBA designs are suitable for mass production and long-term use in power bank applications.
Production Quality Engineering (QE)
Our quality engineers continuously monitor production performance, analyze defect trends, and implement corrective actions to maintain process stability and improve yield rates.
In-Process Quality Control (IPQC)
Real-time inspections during SMT and assembly processes help detect issues early, preventing defects from progressing to later stages.
Finished Product Inspection (FQC)
Completed PCBAs undergo functional, electrical, and visual inspections to verify performance consistency and compliance with customer requirements.
End-to-End Quality Assurance (QA)
Quality assurance is embedded across the full production cycle, ensuring every shipment meets customer specifications, regulatory standards, and reliability expectations.

Through this structured and execution-focused quality system, we deliver stable, safe, and production-ready power bank PCBA solutions, helping customers reduce quality risks, shorten ramp-up time, and achieve reliable long-term manufacturing.