- Exporting, importing materials, equipment for post and telecommunication, electronics and technology information sector.

- Manufacturing, installing machines, equipment in the field of post, telecommunication, electronics and information technology.

- Trading materials, equipment for post and telecommunication, electronic and technology information sector.

- Others under the business license.

- 1954: Post and Telecommunication Equipment Joint Stock Company, formerly known as Post and Telecommunication Equipment Factory, was established;

- March 15, 1993: Transformed into Post and Telecommunication Equipment Factory.

- November 15, 2004: Post and Telecommunication Equipment Factory was changed to Post and Telecommunication Equipment Joint Stock Company;

- July 01, 2005: Officially operated as a joint stock company under the business registration certificate No. 0100686865 issued by Hanoi Department of Planning and Investment with the charter capital of VND130 billion;

- July 2006: Increased charter capital to VND149.98 billion.

- December 20, 2006: Officially traded on Hanoi Stock Exchange (HNX).

- 2007: Increased charter capital to VND179.91 billion.

- 2008: Increased charter capital to VND194.3 billion;

- 2017: Increased charter capital to VND194.4 billion.