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

Mass Flow Meter PCBA Solution Case Study

1. Background Overview A European client specializing in industrial automation sought a reliable and high-precision PCBA partner for their mass flow meter product. They needed a solution to improve measurement accuracy, ensure high durability under harsh industrial environments, and maintain competitive cost efficiency. 2. Application Scenario The mass flow meter is widely used in semiconductor […]

Engineering Technology

KKPCB Case Study: High-Speed Photoelectric Converter PCB for Data Center Optical Interconnects

Client: A Global Leader in Optical Networking Equipment (Confidential)Application: 100Gbps QSFP28 Transceiver Module Pre-KKPCB Challenges (2023 Client Data) Issue Field Measurement Impact Signal Integrity 3.2dB insertion loss @25GHz BER >1E-7 (vs. required 1E-12) Thermal Crosstalk 8°C hotspot near TOSA driver Laser wavelength drift (+0.05nm) EMI Susceptibility Failed FCC Part 15 Class A (3dB over limit) […]

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 […]