Vietnam has received an estimated $850 million in actual inflows of foreign direct investment (FDI) in the first month of 2017, up 6.3 percent from the same period a year earlier.

New FDI pledges and additional funds to finance existing projects this year rose 6.6 percent from a year earlier to a combined $1.4 million as of Jan. 20, the government said in an online report on Thursday.

Singapore's investors pledged the most funds in January with $416.7 million, followed by South Korea and China.