About SJK

Company Profile

About SJK > Company Profile

Shenzhen Crystal Technology Industrial Co., Ltd. is a leading manufacturer of frequency control components headquartered in Guangdong and dedicated to delivering high-quality products to our customers. With a strong emphasis on Satisfaction quality, Just-in-time service, and Key-cost offering, our brand name SJK, represents our commitment to these principles.

Established in 1989, our company has become a renowned Crystal Resonator & Oscillator manufacturer in the domestic and global market. We take pride in our advanced facilities, which cover in total over 30,000m2 with 30 fully-automatic production lines and state-of-the-art equipment, to ensure efficient and precise manufacturing processes.


We are certified with ISO 9001, 14001 & 45001 and our products comply with RoHS & REACH regulations, demonstrating our dedication to quality standards and environmental sustainability. With years of experience in miniaturization, high precision, and low current consumption technologies, our components are in high demand across various industries. 

Contact us anytime if you have any inquiries our would like to know more about our company. We will respond promptly.

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