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Testing Lab & CC

1.Laboratory Introduction



Welcome to GZY Electronics Testing Laboratory - your trusted partner in product certification and compliance testing. Operated by Shenzhen Tongzhou Testing Co., Ltd., our state-of-the-art facility is equipped with cutting-edge German Rohde & Schwarz RS professional-grade equipment to ensure the highest standards of testing accuracy.

As a CNAS-accredited laboratory, we specialize in comprehensive testing services for digital signage displays, mainboard boxes, and various industrial electronic products. Our global clientele includes prestigious partners like Eurofins Group and TEMU platform, demonstrating our capability to support both offline and online platform certification needs.

2.Qualifications and Honors

Our laboratory takes pride in its numerous accreditations and recognitions:

· CNAS (China National Accreditation Service for Conformity Assessment) accredited

· Internationally recognized testing authority

· Trusted by global brands and e-commerce platforms

· Strategic partnerships with Eurofins Group and TEMU


View our honors wall →

3.Service Portfolio

A.Service Portfolio​


① Safety Testing

Ensuring your products meet global safety standards with our German precision equipment. From basic electrical safety to comprehensive risk assessment, we've got you covered.

Learn about safety testing →


② EMC Testing

Electro Magnetic Compatibility testing to guarantee your devices operate without interference in any environment. Essential for CE certification of digital signage displays.

Explore EMC testing →


③ RF Testing

Radio frequency testing services for wireless-enabled devices, performed with industry-leading Rohde & Schwarz equipment.

Discover RF testing →

B.Product Service


Comprehensive support from prototype testing to mass production certification for your OEM/ODM displays and mainboard boxes.(ex: Bluetooth, WIFI, 2G/3G/4G,other SRD…)

Product service details → 

C.Certificate Service


Streamlined certification process for CE and other international standards, can provide customers with more than 70 product certification services in over 50 countries and regions around the world. With fast turnaround times to keep your products moving to market.

Certificate service information →


Note: All laboratory photos and detailed technical specifications can be found on the respective service pages. Our team is ready to assist with your specific testing and certification needs for digital signage displays and other electronic products.