- Producing and trading electric posts.

- Producing and trading concrete products.

- Producing electric equipment.

- Producing, trading and repairing electric transformer.

- 27 December 1999: Electro Mechanical Corporation was established with a charter capital of VND25 billion under the business registration certificate No.0301900678 issued for the first time by Ho Chi Minh Department of Planning and Investment;

- 10 December 2007: Became a public company;

- 01 June 2010: Increased the charter capital to VND37,802,980,000;

- 17 July 2017: Traded on the UPCOM market;