About us


Change yourself and keep looking for innovation!


Changeself is an innovative communications test instruments, test software provider, mainly for the telecom operators, communications equipment 

manufacturers, Internet of things industry chain, research and development institutions and testing laboratories provide cutting-edge equipment 

and supporting services.In 2014, a research and development center was established in shenzhen, China, and a salescompany was established 

in shenzhen and the United States in 2015.


Changeself has advanced testing products and solutions in advanced LTE (FDD/TDD)/LTE - A/eMTC/NB-IoT Internet of things ,  5G ,  GNSS satellite 

navigation and positioning.These solutions can help the customer to efficiently develop and deploy a new generation of wireless communication terminal 

and the corresponding network verification environment,  let the customer never leave home can be completed ahead of time in the lab now network 

simulation, terminal emulation, performance verification, etc. Various kinds of test and evaluation.


Changeself is  A  leading innovation practitioner in the field of Internet of things ,  4G ,  5G  network simulation and terminal simulation ,  A-GNSS 

satellite positioning and testing field.


Currently, Changeself products have loyal customers in China, South Korea, North America and Europe, such as China Telecom and China Mobile.

Qualcomm, MTK, Hisilicon and other chip companies;Apple, huawei, Samsung and other mobile terminal manufacturers.


Changeself can provide the following products and services for you and your partners:

4G / 5G mobile network simulation test system

A-GNSS, independent GNSS test system

eMTC/NB-IoT network simulation system

test requirements customization services

one-to-one test consulting service accurate after-sales service


For more information on Changeself Technologies’ products, applications or services, please contact us.


Changeself Technology(Shenzhen) Co., Limited

Tel: 0086-755-86159665
Fax: 0086-755-26534894
E-mail: sales@changeself.cn
301 Dongjiang Environment Building,No.9,Langshan Road,Nanshan District,Shenzhen,China