Foxconn started investing in Vietnam in 2007, mainly in Bac Ninh, Bac Giang and Vinh Phuc provinces.
The Apple supplier's total investment in Vietnam was $1.5 billion by December last year.
Foxconn's total revenue in the Southeast Asian country reached $3 billion in 2019 and $6 billion last year and is expected to reach $10 billion this year. It also targets to add 10,000 jobs this year.
It expects to increase revenue in Vietnam to $40 billion in the next three to five years.