U.S. seaborne imports returned to growth in March with a 6.7% year over year expansion following a 4.1% drop in February. The improvement came despite a 3.9% drop in imports from China, which likely reflects the effective implementation of U.S. tariffs. That’s been offset by a 17.8% surge in shipments from other Asian markets including Vietnam, India and Thailand, suggesting importers may be actively switching their sourcing strategies. Industrial demand for investment products was stronger than that for raw materials with imports of machinery and electrical goods up 10.4% while chemical...