DI DONG IL Corporation – Cotton Yarn, Blended Yarn and Fabric Manufacturer in South Korea

DI DONG IL Corporation is a South Korean textile manufacturer and trading company specializing in cotton yarns, blended yarns, processed yarns, woven fabrics, knitted fabrics, sewing threads and embroidery threads. Established in 1955 and headquartered in Seoul, South Korea, the company has decades of experience in textile manufacturing, material sourcing and industrial supply.

Originally established as a textile manufacturing business, DI DONG IL has developed into a diversified industrial group while maintaining substantial operations in textile materials. Its textile business supplies yarns and fabrics for knitting, weaving, apparel production and other manufacturing applications.

The company combines textile production, processing and distribution with a broad commercial network serving domestic and international customers.

Company History and Development

DI DONG IL Corporation was established in 1955 with textile manufacturing as its principal business activity.

The company was listed on the Korean stock market in 1964, reflecting its early development as an established industrial enterprise.

Over the following decades, the company expanded its textile manufacturing and distribution activities.

Its product range developed from cotton yarns and fabrics to include blended yarns, processed yarns, sewing threads, embroidery threads and knitted textile materials.

Today, DI DONG IL operates a diversified business portfolio that includes textiles, aluminum products, industrial environmental systems and other activities.

Textile materials remain one of the group's principal business segments.

Cotton Yarn Manufacturing

Cotton yarns are an important part of the company's textile product portfolio.

DI DONG IL supplies cotton yarns for knitting and weaving applications.

Its published financial disclosures identify combed cotton yarn specifications including CM30 and CM40.

These products serve textile manufacturers requiring cotton yarns for the production of knitted and woven fabrics.

Yarn specifications are selected according to the intended manufacturing process and product requirements.

Blended Yarn Supply

The company supplies blended yarns made from combinations of textile fibers.

Blended yarns are used by manufacturers seeking specific combinations of appearance, performance and processing characteristics.

DI DONG IL's disclosed product specifications include KM/P30 and KM/P40 blended yarn categories.

Its textile business combines manufacturing activities with the sourcing and distribution of textile raw materials.

The company serves customers requiring yarns for a range of textile production processes.

Processed and Specialty Yarns

Processed yarns form part of DI DONG IL's textile materials business.

The company's published business descriptions include processed yarns alongside cotton yarns and blended yarns.

Its textile operations include yarn processing activities supported by dedicated production facilities.

Processed yarns are supplied for industrial textile applications according to customer requirements.

The company's production and commercial activities cover both manufactured products and traded textile materials.

Sewing Thread Manufacturing

DI DONG IL manufactures and supplies sewing threads for apparel production.

Its published product information identifies sewing threads as a distinct part of the textile business.

Sewing threads are used in garment assembly and other textile manufacturing operations.

The company's financial disclosures include sewing thread specifications such as SP40/2 in 4,000-metre cones.

Its sewing thread activities are associated with the Marathon brand identified in the company's textile product disclosures.

Embroidery Thread Manufacturing

Embroidery threads are another specialized product category.

DI DONG IL supplies embroidery threads used in decorative stitching and garment manufacturing.

The company's reported product specifications include VF120D/2 embroidery thread supplied in 5,000-metre cones.

Embroidery thread manufacturing forms part of its broader textile production and distribution operations.

These products serve apparel manufacturers and businesses requiring specialized textile threads.

Woven Fabric Supply

DI DONG IL supplies woven fabrics for clothing and textile applications.

Its textile portfolio includes cotton fabrics, blended fabrics and other woven textile materials.

The company is involved in both textile production and commercial distribution.

Its woven fabric products serve manufacturers producing shirts, trousers, jackets and other apparel.

Fabric availability and technical specifications depend on the individual product and supply arrangement.

Knitted Fabric Supply

Knitted fabrics represent a significant part of the company's textile materials business.

DI DONG IL supplies knitted textile materials for apparel manufacturing.

Its financial reports identify knitted fabrics as a separate product category within textile operations.

The company's commercial activities include the sourcing, manufacturing and distribution of knitted textile products.

These fabrics are used in different clothing applications according to their composition and construction.

Textile Dyeing and Finishing

DI DONG IL's published business activities include textile dyeing and finishing.

These processes support the preparation of textile materials for commercial manufacturing.

Dyeing and finishing activities are associated with the company's broader textile manufacturing operations.

The company also works with external processing partners for selected textile production activities.

This combination of manufacturing and subcontracted processing provides flexibility in textile supply.

Textile Manufacturing Facilities

DI DONG IL operates textile production facilities in South Korea.

Its 2026 corporate disclosures identify production activities at the Sihwa and Banwol facilities.

Sihwa is associated with processed yarn production, while Banwol is associated with sewing thread and embroidery thread manufacturing.

These facilities form part of the company's industrial textile production infrastructure.

Production capacity and operating rates are reported through the company's financial disclosures.

Textile Sourcing and Distribution

Textile sourcing and distribution are important components of DI DONG IL's operations.

The company purchases yarns, fabrics and other textile materials for manufacturing and commercial supply.

Its published disclosures identify China, Vietnam and India among the countries from which textile raw materials and products are sourced.

The company combines its own manufacturing activities with the distribution of textile products obtained from suppliers.

This model allows DI DONG IL to serve customers requiring different textile materials and supply arrangements.

Textile Product Brands

DI DONG IL markets textile products under established product brands.

Its financial disclosures identify Crown in connection with yarn products.

The Marathon brand is associated with sewing threads and embroidery threads.

These product lines form part of the company's textile materials portfolio.

The company supplies both branded textile products and other materials for industrial textile customers.

Applications in Apparel Manufacturing

DI DONG IL's textile products are used in the manufacture of clothing and textile goods.

Cotton and blended yarns support knitted and woven fabric production.

Knitted and woven fabrics are used in apparel such as shirts, jackets and trousers.

Sewing threads and embroidery threads are used in garment construction and decorative textile applications.

The company therefore supplies several stages of the apparel manufacturing value chain.

International Textile Business

DI DONG IL participates in domestic and international textile markets.

Its commercial activities include textile imports, exports and material distribution.

The company's product range serves manufacturers requiring yarns, fabrics and specialized threads.

International sourcing relationships support its textile supply activities.

DI DONG IL's industrial experience and product diversity allow it to participate in several segments of the textile market.

Product Development and Textile Technology

The company has developed manufacturing expertise through decades of textile operations.

Its technical activities include yarn processing, textile material production and specialized thread manufacturing.

DI DONG IL maintains industrial facilities for selected textile processes.

Its product portfolio supports textile manufacturers seeking materials for knitting, weaving and garment production.

The company's manufacturing and distribution structure allows it to offer multiple textile product categories.

Corporate Diversification

Although textiles were the foundation of the company, DI DONG IL has expanded into other industrial sectors.

Its current business portfolio includes aluminum products, industrial environmental systems, furniture distribution and cosmetics.

The aluminum business supplies materials for industrial and packaging applications.

The company's industrial and environmental operations include filtration and related engineering products.

These activities are separate from the textile products offered to yarn and fabric buyers.

Textile Business in 2026

DI DONG IL continues to report textile materials as a major business segment.

According to its first-quarter 2026 financial disclosure, textile materials accounted for approximately 46.2% of reported segment sales before the elimination of internal transactions.

The segment includes manufacturing and distribution of yarns, fabrics, sewing threads, embroidery threads and knitted textile products.

The company's disclosures also distinguish between its own manufactured textile products and commercially distributed materials.

This structure reflects the company's role as both a textile manufacturer and supplier.

DI DONG IL – South Korean Yarn and Fabric Supplier

DI DONG IL Corporation is a South Korean textile manufacturer and supplier with a history dating back to 1955.

Its principal textile products include cotton yarns, blended yarns, processed yarns, sewing threads, embroidery threads, woven fabrics and knitted fabrics.

The company combines industrial textile manufacturing with material sourcing and distribution.

Through its established textile operations, DI DONG IL serves manufacturers seeking yarns, fabrics and specialized textile threads from South Korea.