- Trading informatics and office equipment.

- Agents buy, sell, consign goods.

- Warranty service, maintenance of electronic products, information technology, office machines.

- Assembling of electronic and informatics products.

- Buying and selling mobile phones.

- Value added services on telecommunications networks.

- Manufacture and sell electronic products, electronics, refrigeration and household appliances.

- Information services by phone.

- 2002: Tran Anh Service and Trading Company Ltd was established with the initial charter capital of VND1 billion

- 2003: Opened a branch at No.9 Le Van

- 2004: Changed the business model into convenient store

- 2006: Changed the business model to supermarket chain and added cell phones and digital cameras to the list of products

- 2007: Equitized, renamed as Tran Anh Digital World Joint Stock Company and participated in retail market of cell phones and digital cameras

- 2008: Changed management system to supermarket model

- 2009: Expanded its business to electronics sector

- 2010: Listed on Hanoi Stock Exchange (HNX).

- 15 September 2018: Delisted from Hanoi Stock Exchange (HNX).

- 23 November 2018: Traded on the UPCOM market.