Quality Assurance - TKD Science and Technology Co., Ltd.

Quality Policy

Scientific Management · Continuous Innovation · Continuous Improvement · Customer Satisfaction

We consistently uphold the quality policy of "Scientific Management, Continuous Innovation, Continuous Improvement, and Customer Satisfaction," regarding quality as the lifeline of enterprise development. In the field of crystal oscillator design, R&D, and manufacturing, we rely on a scientific management system to ensure standardization and precision throughout the production process, and through sustained technological innovation, we address the challenges of precise frequency control. We commit to strict control at every stage, continuously optimizing our processes with a relentless pursuit of excellence. Ultimately, we are dedicated to providing high-stability, high-precision crystal oscillator products that exceed your expectations with outstanding quality, becoming your most trusted partner.

Management System Certification Registration Certificate

iso14001 2015

iso 9001 2015

iatf 16949 2016

iso 45001 2018

iecq qc08000 2017

Reliability Testing

Automotive-Grade Reliability Laboratory

We operate an automotive-grade reliability laboratory equipped with a full suite of professional test equipment. Strictly adhering to automotive electronics standards such as AEC-Q200, we conduct comprehensive reliability validation of our crystal oscillator products throughout their entire lifecycle, ensuring stability and durability under extreme environmental conditions. From material screening to finished product shipment, every manufacturing step undergoes precision testing and full data traceability. Supported by scientific management and technological innovation, we continuously optimize our processes to guarantee zero-defect operation of our products in critical systems, providing customers with trustworthy automotive-grade quality solutions.

table drop

tumble test

thermal shock

reflow soldering

vibration test

dynamic aging

temperature characteristics

salt spray test

push pull test

mechanical shock

helium leak test

oriented drop

FAE Technical Support

Comprehensive Technical Assurance from R&D to Mass Production

We have a team of experienced FAE (Field Application Engineer) technical support professionals dedicated to providing comprehensive technical assurance from R&D through mass production. In crystal testing, we precisely analyze crystal parameters and temperature characteristics to ensure product stability across diverse operating environments. Regarding circuit matching, we conduct in-depth research on nominal frequency, load capacitance, negative impedance, and drive level to optimize circuit design and enhance system performance. Our oscillator testing covers key parameters including oscillator characteristics, phase noise, and jitter to ensure signal output purity and stability. We respond rapidly to customer requirements, accelerating time-to-market and helping our customers gain a competitive edge.

Oscillators Testing

Oscillator Testing | Phase Noise | Jitter

Crystals Testing

Crystal Parameters | Temperature Characteristics

Circuit Matching

Nominal Frequency | Load Capacitance | Negative Impedance | Driving Power

Green Products

Deep Commitment to Green Development

We deeply embrace the concept of green development, strictly complying with the regulatory requirements of ROHS 2.0 (EU Directive on the Restriction of Hazardous Substances in Electrical and Electronic Equipment) and REACH (EU Regulation on Registration, Evaluation, Authorisation and Restriction of Chemicals) regarding substances of current use. We adhere to environmental laws and regulations, protect natural resources, pursue continuous improvement, prevent pollution, and engage all employees in these efforts.

Product Hazardous Substance Testing Report

Product	date	Testing items
KHz Crystal Resonator	2025-11-10	REACH+SVHC
KHz Crystal Resonator	2025-11-10	ROHS2.0+HF+HBCDD+Elements
MHz Crystal Resonator	2025-11-10	REACH+SVHC
MHz Crystal Resonator	2025-11-10	ROHS2.0+HF+HBCDD+Elements
SPXO Crystal Oscillator	2015-11-10	REACH+SVHC
SPXO Crystal Oscillator	2025-11-10	ROHS2.0+HF+HBCDD+Elements
TCXO Temperature Compensated Crystal Oscillator	2025-11-10	REACH+SVHC
TCXO Temperature Compensated Crystal Oscillator	2025-11-10	ROHS2.0+HF+HBCDD+Elements
TSX Thermistor Crystal Resonator	2025-11-10	REACH+SVHC
TSX Thermistor Crystal Resonator	2025-11-10	ROHS2.0+HF+HBCDD+Elements