Auto-parts maker Martinrea has been beset by a “perfect storm” of troubles including NAFTA negotiations and metals tariffs according to company chairman Robert Wildeboer. Steel and aluminum tariffs have had a “nominal impact” but the firm is at an advantage to peers because of its localization strategy – namely using local components for manufacturing performed in the same country as its customers. There is still some import exposure though in the U.S. with imports of partially completed auto-parts. Only around 16.4% of its imports were from China and the...