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The distinct smell of spicy pepper flakes fills the air at a kimchi factory in a city near Seoul. Within, salted cabbage submerges in large metal vats during the initial step of a traditional process.

"Kimchi has become a world food originating in Korea, but this makes no sense," notes a factory owner. "This market has been captured."

The struggle is due to a increasing trade imbalance. South Korea brings in more kimchi than it exports, with cheaper Chinese-produced products gaining a foothold in the domestic market.

The Price Disparity

Chinese kimchi sells to restaurants at about 1,700 won per kilogram. Conversely, Korean-made versions are priced at roughly 3,600 won per kilogram—more than double the price.

In the first ten months of the year, the value of imports totaled $159 million, predominantly from China, while exports were valued at $137 million.

A Cornerstone of Culture

Kimchi is a staple of food culture on the peninsula. The term includes far more than the spicy cabbage most familiar to global audiences.

• There are over 150 known varieties, made with radish, cucumber, spring onions and other vegetables.
• They are flavored with blends of pepper flakes, garlic, ginger and jeotgal.
• The fermentation process produces health-promoting probiotics, contributing to its reputation as a health food.

Shifting Habits

Traditionally, families made large quantities together during kimjang, a tradition recognised by UNESCO. Yet, how Koreans consume kimchi are changing.

Single-person households have increased dramatically since 2000, now accounting for more than 36% of all households. Consequently, fewer people prepare it domestically.

Nowadays, it is increasingly consumed pre-packaged or in restaurants, where it is served free of charge with every meal. Asking payment for such a basic side dish would be inconceivable.

A Difficult Business

"If you manage to break even and stay afloat, that’s already fortunate," says one manufacturer. "For many of us over the past decade, we haven’t been able to invest in equipment."

An Emotional Staple

Market forces mean that price, rather than origin or production technique, is now the decisive factor.

One producer who has run a business for 29 years canceled plans for expansion years ago as foreign kimchi became popular. "Is it right to use imported kimchi when this is a food that embodies our heritage?" he says. "It’s truly heartbreaking."

Compounding Pressures

The pressures are compounded by the changing climate, which is affecting napa cabbage agriculture. Growing in summer has become increasingly difficult in traditional highland growing areas, causing market prices to sharply increase from one year to the next.

Authorities and producers are developing climate-resistant varieties and better storage, but trade associations doubt whether these steps can offset the pressures.

Around three-quarters of South Korea’s kimchi manufacturers are very small enterprises with four or fewer employees, relying on handcrafted techniques that struggle to compete with industrial-scale production in China.

Finding a Way Forward

The sector is trying to respond, though with limited tools.

• A voucher scheme offers restaurants a financial incentive to return to using Korean-made kimchi.
• There are calls for increased scrutiny of customs valuations for kimchi.
• Government initiatives include origin labeling programs for restaurants, farm aid for cabbage growers, and research to extend kimchi’s shelf life for export.

A Matter of Taste

In the end, many believe that superior quality remains South Korea’s strongest defence.

"Our kimchi has a unique taste," says an expert. "It is impossible to copy."