This is the 6895th most frequent Korean word.
자국산
"Domestic product" or "locally produced."
Here, '자국산' (domestic product) is used as an adjective to describe the origin of the product.
이 제품은 자국산으로 만들어졌습니다.
This product was made domestically.
In this sentence, '자국산' is attributing the originality of the agricultural goods to domestic production.
자국산 농산물은 신선도가 높습니다.
Domestically produced agricultural products are highly fresh.
Here, '자국산' is associated with industries, pointing to those industries' national-based origin.