Shenzhen KKPCB Technology Co., Ltd. (KKPCB) is a professional PCB and PCBA manufacturer dedicated to providing one-stop electronic manufacturing solutions. Specializing in high-difficulty, small to medium batch PCB and PCBA production, we focus on delivering high-precision, high-reliability products with fast turnaround times to meet customers’ complex design and technical requirements.

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05, 258 Shenshan Rd, Longdong Community, Baolong St, Longgang Dist, Shenzhen, China

+86-177-4855-1367

Engineering Technology

KKPCB Case Study: Ultra-Lightweight RF PCBA for Long-Endurance UAV Applications

“Reducing Weight by 40% While Maintaining Robustness for Harsh Environment Operations” Project Overview Customer Background A European UAV manufacturer specializing in industrial surveillance (identity protected) required a weight-optimized RF PCBA for their next-generation drone’s communication module, targeting multi-band operation (900MHz/2.4GHz/5.8GHz). The legacy design’s excessive weight (120g) limited flight time, while inadequate environmental protection caused failures […]

Engineering Technology

KKPCB Case Study: High-Isolation 16T16R Massive MIMO Antenna Array PCB for 5G Base Stations

“Enabling Precise Beamforming with Industry-Leading Channel Isolation” Project Overview Customer Background A leading North American 5G infrastructure developer (confidential under NDA) required an advanced 16-transmit/16-receive (16T16R) Massive MIMO antenna array PCB for their next-generation 3.5GHz 5G macro base stations. The design faced critical inter-channel crosstalk issues degrading beamforming accuracy and 3GPP 38.104 compliance. Technical Challenges […]

Engineering Technology

KKPCB Customer Case Study: Tunnel Wireless Relay PCB for Harsh Environments

Client: A Leading Metro System Operator (Asia)Application: Underground Tunnel Communication Systems 1. Operational Challenges Environmental Conditions: Critical Failures Observed:▶ Insulation resistance (IR) dropped to <1GΩ within 6 months▶ Bit Error Rate (BER) surged to 10⁻⁴ (vs. required 10⁻⁸)▶ Frequent corrosion-induced signal loss (3+ annual maintenance interventions) 2. KKPCB’s Robust Manufacturing Solution Core Technical Innovations Technology […]

Engineering Technology

PCBA Solution Case Study for Motor Driver

— High-Performance Drive Control Board Empowering Industrial Control Systems 1. Background Overview A customer from the Middle Eastern region, engaged in industrial control system integration, planned to develop a two-phase open-loop stepper motor driver for use in precision mechanical control applications. The project required a control board (PCBA) with high stability, strong interference resistance, precise […]

Engineering Technology

KKPCB Manufacturing Case Study: Precision Flexible PCB for Near-Field Probe Calibration

Client Industry: European EMC Testing Equipment Manufacturer Applications: ISO 17025-Certified Probe Calibration / High-Frequency Field Measurement 1. Manufacturing Challenges Critical Requirements: Previous Supplier Limitations:▶ Manual thickness compensation caused ±8% dielectric variation▶ PTFE delamination during lamination (yield loss 15%)▶ Probe-to-probe measurement deviation >±3.5dB 2. Precision Manufacturing Innovations (A) Proprietary Process Flow Process Stage Technical Breakthrough Control Precision Material Prepreg […]

Engineering Technology

KKPCB Manufacturing Case Study: 40kW High-Power RF Amplifier Metal-Core PCB

Client Industry: European Industrial Equipment ManufacturerApplications: Particle Accelerator RF Systems / Industrial Microwave Heating 1. Industry Manufacturing ChallengesCritical Requirements: Previous Supplier Issues:▶ CTE mismatch in traditional aluminum substrates caused copper layer delamination▶ Manual MOSFET soldering led to ±15% thermal resistance variation▶ Water-cooling solutions increased system complexity by 30% 2. Advanced Manufacturing Solutions (A) Core Process […]

Engineering Technology

Satellite IoT Dual-Mode Communication PCB: High-Reliability Design for Harsh Environments

(ASTM E1647 Validated, 60% Cost Reduction vs. Ceramic Substrates) Project Introduction This project developed a mission-critical PCB for commercial satellite IoT terminals requiring: “The Rogers/Taconic hybrid stackup solved our insertion loss and CTE mismatch problems simultaneously.”— Lead RF Engineer (Client R&D Team) Key Specifications Parameter Target Achieved Frequency Range 902-928MHz (LoRa) + 1.5GHz (SatIoT) 850MHz-1.6GHz […]

Engineering Technology

KKPCB Case Study: 77GHz Automotive Radar PCB

1. Customer Profile Client: AnonymousIndustry: ADAS (Advanced Driver Assistance Systems), Autonomous VehiclesApplication: 77GHz Long-Range Radar (LRR) for Highway Pilot & Collision Avoidance Customer’s Requirements: Key Challenges: 2. KKPCB’s Radar PCBA Solution (A) Material & Stackup Layer Material Function Key Specs RF Layers Rogers RO3003 Antenna Array & Front-End Dk=3.0, Df=0.0013 @ 77GHz Core Arlon 25FR […]