Meanwhile, China's smartphone exports to the U.S. shrank from 61 percent last year to just 25 percent of total U.S. imports by June. This is lower than that of Vietnam, which is now responsible for 30 percent of phone imports to the country.

India has officially overtaken China as the leading exporter of smartphones to the US, thanks to Apple's aggressive push under the 'China Plus One' strategy. This shift reflects India's growing strength as a global manufacturing hub under the Make in India campaign.

India has overtaken China as the leading exporter of smartphones to the U.S., as Apple continues to shift production in the face of the Trump administration’s tariffs, according to new research released Monday.