Get a Quote

News
Trade Flows
April 2026

Chinese Silicone Producers Pivot to Southeast Asia
as U.S. Tariffs Reshape Trade Flows

Vietnam, Thailand, and India are absorbing the Chinese silicone volumes that can no longer reach the U.S. market. Here’s how the redirect is playing out — and what it means for buyers across the region.

Region Southeast Asia · South Asia

Published April 2026

Contents
Trade Shift
U.S. Tariff145%
ASEAN Rate0–5%
India Rate~7.5%

Why the Pivot Is Happening Now

With the U.S. market effectively closed to Chinese silicone at a 145% tariff rate, Chinese producers are redirecting tens of thousands of tonnes of annual export volume toward markets that remain open — and Southeast Asia is absorbing the largest share.

China’s silicone industry has long been export-oriented, with the U.S. representing one of its highest-value destinations. The sudden closure of that channel — combined with persistent domestic overcapacity in DMC and PDMS fluids — creates intense pressure to find alternative outlets. ASEAN markets impose no comparable tariff barriers on Chinese chemical imports, making Vietnam, Thailand, Malaysia, and Indonesia the natural first choice for volume reallocation.

0–5%
Typical ASEAN tariff on Chinese silicone imports
~7.5%
India’s MFN tariff on silicone intermediates
145%
U.S. effective rate — the wall that triggered the pivot

Key Destination Markets

Vietnam is the primary landing zone. Its manufacturing base — heavily weighted toward electronics assembly, textiles, and construction — consumes silicone fluids, release agents, and sealants in large volumes. Vietnamese intermediaries have also historically served as re-export nodes, adding value-added processing before shipping onward.

Thailand is emerging as a secondary hub, with its automotive and electronics sectors absorbing commodity silicone grades. Thai distributors report a sharp increase in Chinese spot offers since April, with some producers offering discounts of 10–15% versus January prices to secure volume commitments.

India represents the longer-term prize. With domestic silicone demand growing at 8–10% annually and limited local production of upstream monomers, India is structurally import-dependent. Chinese producers are accelerating distributor agreements and warehouse investment in Gujarat and Maharashtra to establish a durable supply position.

The Transshipment Mechanics

A portion of the Southeast Asia redirect is genuine end-market demand. But a meaningful share involves transshipment — Chinese silicone intermediates processed minimally in Vietnam or Thailand before re-export to the U.S. or Europe with a new certificate of origin. This route adds logistics cost (typically 4–8% of product value) but is designed to avoid the 145% U.S. tariff.

Compliance risk: U.S. Customs and Border Protection has increased scrutiny of origin claims for chemicals routed through third countries. “Substantial transformation” rules require genuine value-added processing — not just repackaging or re-labeling. Buyers importing via Southeast Asian intermediaries should conduct supply chain due diligence to confirm origin compliance.

Risks for Procurement Teams

For Southeast Asian buyers: The influx of competitively priced Chinese silicone is a near-term opportunity — better availability, softer pricing for commodity grades. The risk is overdependence: if U.S.-China trade relations normalize, Chinese export economics will revert, and supply that arrived cheaply may be reallocated quickly.

For European and global buyers: Redirected Chinese volumes are also landing in Middle Eastern and South Asian markets, creating soft-pricing pressure on commodity silicone globally outside the U.S. This may appear as unexpected price competition from non-Chinese suppliers who are repricing to defend share.

For U.S.-adjacent supply chains: Any silicone material that passes through a Southeast Asian node before reaching the U.S. carries customs compliance risk. Ensure your intermediaries can document substantial transformation with process records, not just a certificate of origin stamp.

Semitech View: The Southeast Asia pivot is real, large in scale, and accelerating. For buyers in the region, it creates a temporary window of improved pricing and supply access. For compliance teams anywhere downstream of a Southeast Asian node, now is the time to audit origin documentation in your supply chain — before CBP enforcement catches up with the volume.

FAQ

Why are Chinese silicone producers targeting Southeast Asia?

With the U.S. market effectively closed due to 145% tariffs, Chinese producers are redirecting volumes to Vietnam, Thailand, Malaysia, and India — markets with growing silicone demand and no equivalent tariff barriers against Chinese goods.

What risks does the Southeast Asia pivot create for buyers?

Key risks include transshipment compliance (material re-exported to the U.S. may still be treated as Chinese-origin by CBP), price compression in Southeast Asian markets that may disrupt local supplier economics, and quality consistency issues when orders are rerouted through unfamiliar intermediaries.

Analysis based on publicly available trade intelligence and market commentary as of April 2026. Figures are estimates. Verify compliance details with your legal and logistics advisors. Published by Semitech.