April 24 News – At 14:45 on April 21, the first batch of 18 containers of ammonium sulfate fertilizer, totaling 488 metric tons, departed from Kunming Dubupu Station bound for Lao Cai Station in Vietnam via the 1212 China-Vietnam International Intermodal Train. The shipment smoothly exited the country through the meter-gauge Shanyao Border Station, marking the first batch of fertilizer exports via the China-Vietnam meter-gauge cross-border corridor in 2026.

Chempricehub Commentary on Ammonium Sulfate – Bullish/Bearish Score: 1.5

The report on the export of 488 metric tons of ammonium sulfate fertilizer to Vietnam indicates an increase in international demand, which may push up domestic spot prices. This export event has boosted market sentiment, reinforced expectations of reduced supply, and positively impacted spot market conditions. Although the volume is moderate, as the first cross-border shipment of 2026, it provides significant short-term price support.