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Wireless Product Testing

3G /4G /5G Wireless Product Testing and Certification

About HTW Lab:

HTW Lab is the top choice for you to speed up 5G products’ time to market.

For technical regulation support, technicians at HTW are able to help you understand technical regulations and product design specifications. Communicate with our experts to determine your needs and we will provide you with a free evaluation and proposal. Email:

With the development of technology, product functions are changing with each passing day. With the advent of 5G NR FR1 technology, especially widely used on consumer electronics like smartphones, testing demand for 5G standards is rapidly increasing in the market. HTW Lab is the top choice for you to speed up time to market. We are one of the third-party laboratories with testing and certification service capabilities for 5G, 4G & 3G products, making lots of successful business cases in recent years.


Why Choose Us?

HTW Lab, accredited by CNAS, CMA, CNCA & A2LA, consistently operates competently and generates accurate and valid results in accordance with ISO/IEC 17025. We are also IECEE CB Scheme Test Laboratory (CBTL). Thus, testing reports from HTW Lab can be accepted between countries.

HTW has more than 20 years experience in providing wireless products testing and certification service, which is supported by our internal professional and technical team. We are capable of providing the CE/FCC/SRRC and other international certifications for 5G devices and modules, and gained valuable experience in this field. On the basis of acquired experience and the accuracy of testing, we can ensure the safety of your products and speed up your time to market.


For situations where testing for wireless products is easy to fail, HTW intimately provides pre-testing and debugging services, which have won unanimous praise from customers.

Your Benefits At A Glance:

1.20 Years Of Experience

HTW has extensive experience in all types of devices and regulatory requirements across markets. 

2.Provide Free Modification Service Program

Together with our wealth of knowledge in complex regulations globally, HTW provides a complete suite of testing solutions according to your needs including free Modification service.

3.Save time to global markets

With over 7,000 square meters of labs, HTW offers the best testing cycles and you don't have to wait in line, HTW offers 1-on-1 service.With our in-depth insight of global product quality and regulatory requirements, HTW can optimize your costs and minimize your time to market.

4.Complete qualifications

ISO/IEC 17025 lab, accreditated by CNAS, CMA,A2LA,GLP.

5.Competitve price

located in China ,Testing costs are lower than other labs.

    We're Here for You

    We're based in China but regularly work with clients globally. We will get back to you in 1 working day.

    Our Business Hours: 

    8.30am - 5.00pm in CST (UTC/GMT+08:00) Monday - Friday 


    Looking forward to receiving your email !

    HTW Testing and Certification Solutions.

    Experience in Testing Process

    Q1: What test items are easy to fail?

    A1: Transmit Adjacent Channel Leakage Power Ratio, Transmit Spectrum Emission Mask, 

    Transmit Spurious Emission, Reference Sensitivity Level.

    Certification Services We Offer

    Certification Services

    America FCC

    EU CE

    Canada  IC

    China CCC / SRRC / CTA

    Japan  MIC

    Australia RCM

    Korea  KC

    Singapore IMDA

    Taiwan NCC

    Thailand NBTC

    Vietnam MIC

    Malaysia SIRM

    Brazil ANATEL

    India WPC

    Philippines NTC

    Other Global certifications 

    Product We Test

    Smart Phone

    Smart Tablet

    Watch Phone

    4G Smart Scanner

    4G Law Enforcement Recorder

    4G Industrial Router

    4G Wireless Doorbell

    4G Driving Recorder

    4G Mobile WiFi

    5G CPE

    5G Industrial Router

    5G Module

    5G Mobile Phone


    Standards We Test To








    EN 301 908-1 

    EN 301 908-2 

    EN 301 908-13

    EN 301 489-1 V2.2.3

    EN 301 489-52 V1.1.2 

    EN 50360:2017

    EN 50566:2017

    EN 62209-1:2016

    EN 62209-2: 2010/A1:2019


    United States

    FCC Part2

    FCC Part22

    FCC Part24

    FCC Part27

    FCC Part15B

    FCC Part2.1093

    FCC Part2.1091



    RSS-130 Issue 2

    RSS-132 Issue 3

    RSS-133 Issue 6

    RSS-139 Issue 3

    RSS-140 Issue 1

    RSS-199 Issue 3

    IC ES 003

    RSS-102 Issue 5



    Article 2 Paragraph 1 Item (11)-3(XZ)

    Article 2 Paragraph 1 Item (11)-7(MW)

    Article 2 Paragraph 1 Item (11)-19

    Article 2 Paragraph 1 Item 21-3

    Article 2 Paragraph 1 Item 54

    MIC Notice No.88 Annex 79



    YD/T 2577-2013

    YD/T 2578.2-2013








    AS/CA S042.1:2018

    AS/CA S042.4:2018

    AS/NZS 2772.2-2016

    AS/NZS 62368.1:2018

    Testing We Support



    • Maximum Output Power 

    • Minimum Output Power 

    • Peak-to-average Ratio

    • Transmit Adjacent Channel Leakage Power Ratio

    • Transmit Spectrum Emission Mask

    • Occupy Bandwidth 

    • Band Edge

    • Frequency Error and Phase Error

    • Transmit Spurious Emission


    • Reference Sensitivity Level

    • Adjacent Channel Selectivity

    • Intermodulation Characteristics 

    • Blocking Characteristics 

    • Spurious Response 

    • Receiver Spurious Emissions



    • Conducted Emission 

    • Radiated Emission

    • Harmonic Current Emissions

    • Voltage Fluctuations and Flicker


    • Electrostatic Discharge

    • Radio Frequency Electromagnetic Field (80mhz~6000mhz)

    • Fast Transient Common Mode

    • Radio Frequency Common Mode (0.15 Mhz ~ 80 Mhz)

    • Voltage Dips and Interruptions

    • Surge

    • Vehicular Transients and Surges


    • Maximum Temperature Test

    • Electrical Power Sources (PS) Measurements for Classification

    • Input Test

    • Simulated Abnormal Operating Condition Test

    • Simulated Single Fault Condition Test

    • Durability, Legibility and Permanence Of Markings

    • Battery Test

    • Steady Force Test

    • Drop Test

    • Stress Relief Test

    Qualifications of HTW Lab

    IS0 17025

    • CNAS (CNAS L1225) 

    • CMA (180015143568)

    • A2LA (3902.01)

    Accredited by Agency

    • TUV-SUD, ACB, NEMKO, EMCC, PHOENIX, Micom, Applus

    Accredited by Country

    • EU 

    • USA (FCC No.: 762235)

    • Canada (CAB ID: CN0027)

    • Japan

    • Australian, New Zealand

    Service Procedure

    1. Provide us with product pictures, product brochures/manuals

    2. Determine your needs(test report purpose/ test itmes/ standards)

    3. Receive the testing/compliance service proposal and quotation 

    4. Sign contract and make payment

    5.Send samples (please contact us for address info.)

    6.Informed project opening and test TAT(turn around time) via email


    8.Draft report for your confirmation

    9. Formal reports endorsed by ILAC - CNAS (electronic version) 

    10.Sample Discard or Return

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