COMPANY OVERVIEW
Company Overview
About Lingxin Technology
Shenzhen Lingxin Technology Co., Ltd. (brand: Lingxin Tech / IPCBA, website: www.ipcba.com.cn) was founded in 2016 and is located in Shiyan Subdistrict, Bao'an District, Shenzhen — the heart of China's electronics manufacturing hub. We specialize in two core businesses: Printed Circuit Board (PCB) fabrication and Printed Circuit Board Assembly (PCBA), operating as a full-service Electronics Manufacturing Services (EMS) provider integrating engineering design, component procurement, assembly, and testing under one roof.
Over the past decade, we have remained committed to the principle of "earning customer trust through manufacturing capability," serving more than 500 customers globally. Our business spans eight major sectors: consumer electronics, smart home, industrial automation, medical devices, automotive electronics, new energy, communications & networking, and security surveillance. We operate 4 high-speed SMT lines with a daily capacity exceeding 500,000 solder joints, and our PCB capability covers 1 to 44 layers with a minimum trace width/spacing of 0.06mm.
Core Business Segments
PCB Fabrication
1-44 layer rigid, flex, rigid-flex, HDI and high-frequency boards. Minimum trace width/spacing 0.06mm.
PCBA Assembly
SMT placement, DIP insertion, reflow & wave soldering, selective soldering and conformal coating. Supports 01005 to 55mm components.
Component Supply
700,000+ in-stock components, 100+ authorized global distributors, full BOM kitting and cost optimization.
Mission, Vision & Values
Mission
To deliver high-quality PCB/PCBA manufacturing services that accelerate our customers' time-to-market and create lasting business value.
Vision
To become a globally recognized PCB/PCBA manufacturing partner, earning customer trust through technical innovation and lean manufacturing.
Quality Commitment
ISO-based total quality management, targeting 99.5%+ first pass yield and an outgoing defect rate below 0.1%.
Service Commitment
Quotation response within 2 hours, 24/7 technical support, and a dedicated engineer following your project end to end.
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MILESTONES & CERTIFICATIONS
Milestones & Certifications
Development Milestones
2016
Lingxin Technology founded in Shenzhen, focused on PCB fabrication and PCBA contract manufacturing; first engineering and production team assembled.
2017
Achieved ISO 9001 quality management certification; established standardized production workflows and documented quality records.
2019
SMT lines expanded to 4, significantly increasing daily capacity; customer base exceeded 200. Relocated to new premises at Tangtou, expanding both floor space and capacity.
2021
Achieved ISO 14001 environmental management certification; introduced AOI and X-Ray inspection equipment to build complete in-line inspection capability.
2023
Expanded into hardware R&D and HarmonyOS ecosystem integration services; customer base exceeded 500, spanning eight application industries.
2026
Continued investment in process R&D and automation upgrades; deepening AI ecosystem and smart hardware manufacturing capabilities.
Certifications & Compliance
🏆
ISO 9001:2015
Quality Mgmt
🌿
ISO 14001:2015
Environmental
🏥
ISO 13485:2016
Medical Devices
✓
RoHS
Hazardous Substances
🧪
REACH
Chemical Compliance
🔧
IPC Class 2
Dedicated Services
💎
IPC Class 3
High Reliability
🏭
Tech SME
Shenzhen Registered
🌱
Lead-Free Process
Green Manufacturing
Compliance Commitment
Lingxin Technology strictly complies with international environmental regulations including RoHS and REACH, and operates a fully lead-free soldering process. All components are sourced through authorized channels with complete traceability records. We provide Material Declarations, RoHS test reports, and conflict minerals compliance documentation upon request.
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PCB MANUFACTURING
PCB Manufacturing Capabilities
Lingxin Technology brings over 10 years of PCB manufacturing experience, covering the full range of 1-44 layer rigid, flex, and rigid-flex boards. Our 99.5% first pass yield ensures your project meets high quality standards from the very first article, with support for 24-hour prototyping and volume delivery to help you capture market opportunities faster.
Technical Specifications
| Parameter | Capability | Parameter | Capability |
|---|
| Layer Count | 1 - 44 layers | Board Thickness | 0.2 - 3.2mm |
| Min. Trace / Spacing | 0.06mm / 0.06mm | Max. Board Size | 610 × 610mm |
| Min. Mechanical Hole | 0.15mm | Copper Thickness | 1/2 - 6 oz |
| Min. Laser Via | 0.10mm | Via Wall Copper | ≥ 25μm |
| Impedance Tolerance | ±10% / ±5% | Aspect Ratio | Up to 8:1 |
| Min. Drilled Hole | 0.15mm | Flammability | 94V-0 |
PCB Types We Manufacture
- Rigid PCB: 1-44 layers, supporting FR-4, high-Tg, halogen-free, CEM-1/CEM-3 and other base materials
- Flexible PCB (FPC): Single-sided, double-sided and multilayer, PI/PET substrates, suitable for dynamic bending applications
- Rigid-Flex PCB: Supporting complex bend structures and three-dimensional interconnect designs
- HDI Boards: 1st order through any-layer interconnect, minimum laser via 0.10mm
- High-Frequency Boards: Rogers, Isola and other high-frequency materials, supporting 5G and mmWave applications
- Impedance-Controlled Boards: ±10% / ±5% tolerance, supporting high-speed differential signaling designs
- Heavy Copper Boards: Up to 6 oz on inner and outer layers, meeting high-current design requirements
- Metal Core Boards: Aluminum and copper-based heat-dissipating substrates for high-power LED and power modules
Surface Finishes
HASL
Lead-Free HASL
ENIG
OSP
Immersion Silver
Immersion Tin
Hard Gold
ENEPIG
Lead Times
| Product Type | Standard Lead Time | Expedited |
|---|
| Double-Sided PCB | 3 - 5 working days | 24 hours |
| Multilayer (4-8 layers) | 6 - 8 working days | 48 - 72 hours |
| HDI / Blind & Buried Via | 10 - 15 working days | 7 working days |
| Specialty (HF / Heavy Copper / Metal Core) | 3 weeks | On request |
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PCBA ASSEMBLY
PCBA Assembly Capabilities
Lingxin Technology provides complete PCBA assembly services covering the entire process from SMT placement, DIP insertion, and soldering through to testing and post-processing. We operate 4 advanced high-speed SMT lines with a daily capacity exceeding 500,000 solder joints and a placement accuracy of ±0.02mm, supporting the full component range from 01005 micro-components up to 55mm oversized parts.
SMT Manufacturing Specifications
| Parameter | Capability | Parameter | Capability |
|---|
| SMT Lines | 4 | Daily Capacity | 500,000+ points |
| Placement Accuracy | ±0.02mm | Min. Component | 01005 (0.4×0.2mm) |
| Max. Component | 55mm | BGA / QFN | Down to 0.4mm pitch |
| PCB Size | 50×50 - 510×460mm | PCB Thickness | 0.4 - 3.0mm |
| Reflow Zones | 10 zones, ±2℃ | Soldering Atmosphere | Nitrogen |
Assembly Process Capabilities
- SMT Placement: Full range 01005 - 55mm, supporting BGA, QFN, CSP, LGA and other high-density packages
- DIP Insertion: Manual and automatic insertion for connectors, transformers, and high-power devices
- Reflow Soldering: Nitrogen atmosphere, 10-zone precise temperature control with ±2℃ accuracy
- Wave Soldering: Lead-free and leaded process options to suit different product standards
- Selective Soldering: Precision local soldering for mixed-technology assemblies and heat-sensitive areas
- Conformal Coating: Spray and brush application for moisture, water, and salt-spray protection
- IC Programming: In-system and off-line programming with version management and checksum verification
- Dry Ice Cleaning: Non-destructive CO₂ blasting to remove PCBA surface residues without secondary contamination
Lead Times
| Order Type | Standard Lead Time | Expedited |
|---|
| Quick Turn Prototype (1-10 pcs) | 3 - 5 working days | 48 hours |
| Small Batch (10-100 pcs) | 5 - 8 working days | 3 - 5 working days |
| Medium Batch (100-1000 pcs) | 8 - 15 working days | On request |
| Volume Production (1000+ pcs) | Scheduled to order | On request |
Turnkey Service
Simply provide your Gerber files and BOM, and Lingxin Technology will handle everything from PCB fabrication, component sourcing, and SMT assembly through to functional testing — eliminating multi-vendor coordination costs and quality risks.
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QUALITY ASSURANCE
Quality Control & Inspection
Four-Stage Quality Control System
Lingxin Technology has established a comprehensive multi-stage quality control system that keeps every step — from incoming materials to final shipment — under controlled conditions. Inspection gates are set at all critical processes, and complete inspection records are maintained for traceability. Customers may request production and inspection data at any time.
Advanced Inspection Equipment
SPI
3D laser scanning of solder paste deposition — real-time monitoring of volume, area, height, and offset to intercept printing defects early.
AOI
In-line automated optical inspection monitoring placement and soldering quality in real time, with a defect detection rate above 99.8%.
X-Ray
Through-view imaging of hidden solder joints on BGA, QFN and CSP packages, ensuring no voids or cold joints internally.
ICT
Electrical continuity and component value testing via dedicated fixtures, rapidly pinpointing opens and shorts.
FCT
Functional testing that simulates real operating conditions to verify complete functionality before shipment.
Flying Probe
Fixture-less electrical testing, ideal for prototypes and small batches while reducing test tooling costs.
Reliability Validation
- Thermal Cycling & Aging: Simulating extreme temperature environments to validate long-term operational reliability
- Solderability Testing: Evaluating pad wetting performance to keep the soldering process window stable
- Ionic Contamination Testing: Measuring residual ionic concentration on PCBA surfaces to prevent electrochemical migration
- Microsection Analysis: Cross-section analysis of vias and solder joints to evaluate internal structural quality
Standards Applied
IPC-A-610 Class 2 / Class 3
J-STD-001
IPC-7711 / 7721
IPC-6012
Customer-Specific Standards
<0.1%
Outgoing Defect Rate
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SUPPLY CHAIN & INDUSTRIES
Supply Chain & Industry Applications
Supply Chain Management
Lingxin Technology maintains solid partnerships with mainstream global distributors and original manufacturers. Supported by an intelligent materials management system, we respond quickly to market changes and secure brand-new, original components at competitive prices. Our team of more than 35 experienced procurement specialists resolves BOM shortages and alternative part selection efficiently, helping customers reduce procurement costs and shorten lead times.
Industry Applications
Consumer Electronics
Smartphone mainboards, tablets, TWS earbuds, smartwatches, smart speakers, action cameras, drone control boards.
Smart Home
Smart lock control boards, smart plugs, smart lighting, temperature/humidity sensors, gateways, security cameras, video doorbells.
Industrial Automation
PLC controllers, servo drives, industrial robots, inverters, industrial sensors, HMI panels, industrial power modules.
Medical Devices
Ultrasound systems, ECG monitors, pulse oximeters, infusion pumps, in-vitro diagnostic equipment and other high-reliability medical PCBA.
Automotive Electronics
In-vehicle infotainment mainboards, head units, mmWave radar, BMU battery management units, ADAS driver assistance modules.
New Energy
PV inverters, energy storage BMS, EV charging pile controllers, battery management systems, power conversion modules.
Communications & Networking
5G base station equipment, router mainboards, optical modules, switches, IoT communication modules, server mainboards.
Security & Surveillance
Network cameras, DVR/NVR control boards, access control systems, alarm panels, video processing modules.
Core Competitive Advantages
- Via Wall Copper Assurance: PCB via wall copper of 25μm or above, exceeding industry average for long-term reliability
- Nitrogen Reflow Process: Nitrogen-protected soldering significantly reduces joint oxidation, improving joint luster and mechanical strength
- AOI + X-Ray Dual Inspection: Full-process optical inspection combined with X-Ray depth inspection for comprehensive soldering quality assurance
- Intelligent Production Scheduling: Algorithm-driven materials and production scheduling system enabling precise planning and reliable delivery
- Turnkey Delivery: Closed-loop process from PCB fabrication, component sourcing, SMT assembly to testing — one window for the customer
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Whether you need a quick-turn prototype or volume production, whether you already have complete design files or require engineering support, our engineering and sales teams are ready to respond professionally. We commit to responding to inquiries within 2 hours and assigning a dedicated engineer to follow your project throughout.
Let Us Be Your Manufacturing Partner
Provide your Gerber files and BOM and receive a complete quotation and lead-time assessment. We support 24-48 hour quick-turn prototyping to accelerate your product validation and market launch.
Contact Information
| Channel | Details |
|---|
| Tel | +86-755-36326200 |
| Mobile / WeChat | +86 138 2310 9230 |
| Email | info@ipcba.com.cn |
| Website | www.ipcba.com.cn |
| WhatsApp | +86 138 2310 9230 (Miss Zhu · Sales Engineer) |
| Address | No.89-2, Youyi Village, Tangtou Ave, Tangtou Community, Shiyan St, Bao'an, Shenzhen, Guangdong, China |
| Business Hours | Monday - Saturday, 09:00 - 18:00 (messages received outside these hours are prioritized the next business day) |
What to Provide for a Quotation
- PCB Fabrication: Gerber files, layer count, base material requirements, board thickness, copper weight, surface finish, quantity, target lead time
- PCBA Assembly: Gerber files, BOM, pick-and-place file, testing requirements, packaging requirements, quantity, target lead time
- Turnkey Service: Provide all of the above and we will handle PCB fabrication and assembly together
Our Service Commitments
Rapid Response: Inquiry replies within 2 hours, quotation within 24 hours
Engineering Support: Free DFM analysis to identify design issues early and reduce rework risk
Quality Guarantee: Outgoing defect rate below 0.1%; rework or remake at no charge for quality issues
Dedicated Service: One-to-one engineer follow-up with real-time order progress updates
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