In May 2005, ATL was acquired by TDK, and became the Energy Device Business Division, a wholly owned subsidiary of TDK group.

• 公司隶属于日本TDK集团，总部位于香港，其属下有叁家全资子公司，分别位于东莞南城区，东莞松山湖科技产业园区和福建省宁德市。