Operational Excellence (OPEX) Insight – Thursday - April 02, 2026: U.S. Tariffs Hit Highest Level Since 1946 — Global Supply Chains Enter the Great Reshuffling.
Góc Nhìn Vận Hành Xuất Sắc – Thứ Năm, Ngày 02/04/2026: Thuế Quan Mỹ Chạm Đỉnh Cao Nhất Kể Từ 1946 — Chuỗi Cung Ứng Toàn Cầu Bước Vào Cuộc Tái Định Vị Lớn.
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This is the bilingual post in English and Vietnamese. Vietnamese is below.
Đây là bài viết song ngữ Anh-Việt. Tiếng Việt ở bên dưới.
English
PART 1 – OFFICIAL INFORMATION
United States trade tariffs have reached their highest level in 80 years — and their impact extends far beyond American borders. As of March 2026, according to the Penn Wharton Budget Model, the overall average effective U.S. tariff rate stands at 13.7%, while the Tax Foundation estimates an effective rate of 10.1% — both figures representing the highest tariff levels since 1946, when the world had just emerged from World War II and nations erected trade barriers to shield their devastated economies. The weighted average applied tariff rate surged from 1.5% in 2022 — a nearly invisible figure — to an estimated 14% in 2026, representing a nearly tenfold increase in just four years.
The escalation began in early 2025 under the second Trump administration. From January to April 2025, the overall average effective tariff rate rose from 2.5% to an estimated 27% — the highest level in over a century. Subsequently, through negotiations, adjustments, and several rulings from the U.S. Supreme Court, rates gradually declined to 13.7% by February 2026 — still five times higher than early 2025.
Specific tariff rates by sector and country include: steel and aluminum subject to Section 232 tariffs at 50% (except the UK at 25%); automobiles and related products subject to tariffs up to 50% under Section 232; certain semiconductor chips subject to 25% tariffs from January 15, 2026 (with exemptions for chips supporting domestic manufacturing capacity expansion, data centers, and R&D). For China, effective tariff rates reached 33.9% in January 2026, after both nations reached an agreement reducing tariffs from 125% to 10% in May 2025, extended through November 2026.
According to the Tax Foundation, this represents the largest tax increase as a percentage of GDP since 1993, amounting to an average tax increase of $1,500 per U.S. household in 2026.
The hardest-hit industries include fabricated metals, electrical equipment, apparel, and furniture, with average tariff rates ranging between 10% and 15%. For manufacturers importing $10 million in components annually, additional tariff costs are estimated at approximately $1 million — assuming no mitigation strategies are implemented.
The Tax Foundation estimates alarming macroeconomic consequences: capital stock reduced by 0.4%, and approximately 447,000 full-time equivalent (FTE) jobs eliminated — before accounting for retaliatory measures from trading partners. The 447,000 figure is particularly paradoxical: tariff policy was designed to protect domestic jobs, yet economic modeling shows the net effect is job destruction, driven by rising input costs, declining export competitiveness, and contracting business investment.
The response from manufacturers reveals a sense of resignation: 86% of manufacturers plan to pass at least some tariff costs through to selling prices, with raw material price increases projected at 4.4% in 2026. This is a forced choice when profit margins are insufficient to absorb the new tariff burden.
The deepest impact of tariff policy is not short-term cost — but the long-term restructuring of the global manufacturing map. A 2025 Deloitte study predicted 40% of U.S. companies would relocate at least part of their supply chains to North America by 2026. However, reality has proven far more complex than projections.
According to manufacturing industry surveys, only 36% of businesses are actively relocating production to the U.S. (reshoring). The remaining 64% have no intention of reshoring to avoid tariff costs — the exact opposite of the administration’s expectations. Instead, many companies are choosing nearshoring (relocating to neighboring countries) or friendshoring (relocating to allied nations).
Mexico has emerged as the top nearshoring destination, with labor costs 20–30% lower than China. However, the transition is far from smooth: one U.S. auto parts importer shifting wiring harness production from China to Mexico successfully avoided 25% China tariffs and reduced landed costs by 12%, but lead times ballooned 40% during the initial ramp-up due to labor shortages and quality issues.
Southeast Asia — particularly Vietnam — continues to grow strongly as an alternative destination. U.S. imports from Vietnam rose over 25% year-on-year; India and Thailand both recorded increases exceeding 30%. Apple reportedly plans to shift 15–20% of its production to India and Vietnam by 2026. However, this growth has plateaued recently, and a new Section 301 investigation launched in 2026 expanded its scope beyond China to include 13 additional countries — including Vietnam, India, and Mexico — examining “excess capacity” issues in key sectors ranging from automobiles and semiconductors to processed food.
Genpact’s economic modeling reveals a striking figure: for a $250 million electronics contract, regionalizing production across Vietnam (for ASEAN), Poland (for EU), and Mexico (for the Americas) generates net present value 22% higher over 10 years compared to continued single-sourcing from Shenzhen — even after accounting for 14.3% higher average wages and 9.7% higher logistics costs.
Even when businesses want to reshore, structural barriers are formidable. Nearly 500,000 manufacturing positions in the U.S. remain unfilled because modern factories require digital, robotics, and AI skills that current training systems cannot supply at scale. U.S. labor costs average $25–30 per hour compared to approximately $6–7 in China. And policy uncertainty — constantly shifting tariffs, the precarious future of subsidies from the Inflation Reduction Act (IRA) and CHIPS Act — causes businesses to delay major investment decisions.
The 2026 tariffs are not merely a trade policy. They are a coercive force acting upon the entire architecture of global supply chains — compelling every business, from multinational corporations to small-and-medium manufacturers, to answer fundamental questions: where to produce, where to import from, and who bears the cost?
