- Quarrying and processing minerals.

- Wholesale of machinery, equipment and accessories.

- Manufacture of metal production.

- Wholesale of metals and metal ores.

- Quarrying iron ore.

- Manufacture of plastic products.

- Sales of other professions under the license.

- August 3rd, 2009: Hamico Plastic Joint Stock Company was established with the registered charter capital of VND2 billion;

- November, 15th 2010: Increased the charter capital to VND30 billion;

- March 9th, 2012: Changed the business registration and the name changed into Dai Hoang Mineral Joint Stock Company. Charter capital increased from VND30 billion to VND138 billion;

- April 23rd, 2012: Changed the business registration and the name changed into Mineral Ferrous; Metalergy Joint Stock Company. Charter capital increased to VND156.88 billion;

- September 232012: Become the Public company;

- February 19th, 2014: Listed in Hanoi Stock Exchange (HNX);

- May 28, 2020: Delisted from Hanoi Stock Exchange (HNX);

- June 04, 202: Traded on the UPCOM market;