South Korea’s exports in the first 10 days of November more than doubled year over year to $33.5 billion, with chip exports accounting for nearly half of the total. According to Sina Finance, citing data released Wednesday by the Korea Customs Service, the export value was the highest ever recorded for the first 10 days of November. Imports rose 45% year over year to $24.7 billion, resulting in a trade surplus of $8.8 billion.

Chip exports surged 331.2% to $16.6 billion, making up 49.7% of total exports, up 25.3 percentage points from a year earlier. Petroleum product exports more than doubled to $2 billion, while automobile exports fell 4.3% to $1.4 billion. Exports to China rose 148% to $9.16 billion, and exports to the United States increased 163.6% to $6.79 billion.

Cumulative exports through Tuesday this year reached $963.6 billion, putting South Korea on track to exceed $1 trillion in annual exports for the first time. The cumulative trade surplus over the same period was $303.7 billion.