As Canada continues to slug it out with the U.S. on a trade and tariff dispute and more economic fallout looms, London just took a ringside seat.

Hitachi Energy, a subsidiary of the Japanese industrial giant, will build a $479-million manufacturing plant in London to make parts to build transformers and feed the national electrical grid.

Hitachi broke ground Friday on what will be a 21,000-square-metre plant (226,000 square feet) at Huron Street and Veterans Memorial Parkway that will employ about 100 when it begins production in 2028.