Walmart Canada said on Thursday it is investing about C$6.5 billion ($4.51 billion) to build new stores and expand its supply chain, marking its biggest ever investment since opening its first store nearly 30 years ago.

As part of the initiative, the retailer plans to open a distribution center in the spring and five supercenters by 2027.

Canadian unit said Thursday it will spend C$6.5B to ($4.51B) over the next five years to expand in the country by opening new stores and explaining its supply chain. Walmart Canada said on its website it will open “dozens” of stores across the country,