About Us


Changzhou Amass Electronics Co., Ltd. was founded in 2002. It has devoted all its enthusiasm, knowledge and technology to continuously improve the reliability and cost performance of lithium battery power connectors.

Focusing on the subdividing field of lithium battery connection, it has more than 200 patents, eight product series, covering 10-300 amperes, and more than 200 types of power connectors to meet various application scenarios;

At the same time, it provides efficient product research and development and harness processing services, and provides full case support for related industries with lithium battery as the power system.


R & D Strength

Amass' development momentum

Focus and challenge

Take lithium battery power connection technology as the core of R & D and innovation, and constantly challenge.

In each stage of innovation, we invest perfect resources and all enthusiasm, so as to achieve the best results in research and development.

This is also the driving force for Ames' continuous development.

Amass' self orientation

A pioneer striving for excellence

Amass started his business by engaging in lithium battery related testing and R & D. Therefore, the corporate and industrial cluster operation in the past 22 years is deeply rooted in R & D and technological innovation, and continuous investment

The iterative R & D center has been built into an international standard R & D center and a municipal R & D center. At the same time, it is also one of the few high-tech enterprises in the field.

The in-depth joint R & D mode is a deep cooperation mode developed step by step from the long river of time by the R & D teams of Amass and lithium battery products, such as Dajiang and Xiaomi No. 9. fact

It is proved that only by actively participating in the process of product research and development can lithium battery connectors create real product value and maximize the efficiency of product application.

Outside the administration building
Inside the administration building

Honorary Qualification

Enterprise honor

High tech enterprises in Jiangsu Province

Wujin District Technology Research and Development Center

Technical certification

IS9000 quality management system certification

UL Listed terminal / harness

Patent certificate

More than 200 national patent certificates

Company History

  • 2001
    Amass participated in the first Beijing Model Exhibition and began to provide power connector supporting services for lithium battery aircraft models and car models
  • 2006
    The company has traveled abroad, participated in exhibitions in Germany, the United States and other places, and its products have been exported to 63 countries and regions
  • 2009
    The first self-developed high current connector XT60 came out, with a sales volume of more than 1million pairs that year.
  • 2012
    It has launched a series of fire-proof connector products and obtained national invention patents. It is one of the only two manufacturers in the world with fire-proof connector invention patents
  • 2014
    Provide lithium battery power connector solutions for enterprises such as Xiaomi, and obtain strategic cooperation with narnbo at the end of the year
  • 2017
    In 2017, it was awarded as a high-tech enterprise in Jiangsu Province
  • 2018
    Won the title of Wujin District R & D Center
  • 2022 present
    The LC series of lithium battery internal connector for intelligent equipment is on the market