What Auction does

Auction (옥션) is a South Korean multi-vendor e-commerce marketplace operated by Auction Co., Ltd. and headquartered in Seoul. The platform connects individual consumers, business buyers, and sellers across categories including fashion, electronics, fresh food, and home goods through its web and mobile storefront at auction.co.kr. Seller supply is diversified across brand stores, individual merchants, cross-border sellers, and integrated department-store partners Shinsegae (신세계백화점) and Lotte (롯데백화점), with a home-shopping corner featuring CJmall as well.

Underlying the marketplace are several platform modules that shape its value proposition. Star Delivery (스타배송) provides guaranteed next-day arrival for tagged SKUs; SmilePay (스마일페이) extends the platform into a payment and rewards system usable offline at partners such as E-Mart and Starbucks; and Kkok Membership (꼭 멤버십) is a subscription tier offering up to 5% cashback (capped at 70,000 KRW per month). An AI-powered recommendation layer, Custom AI Pick (맞춤 AI픽), personalizes product discovery, while Best (베스트), All Kill (올킬), and the Coupons & Benefits (쿠폰·혜택) corner drive merchandising and promotional engagement. Adjacent services include Overseas Direct Purchase (해외직구), Home Shopping (홈쇼핑) integration, Travel (여행) booking, and a Business Club (사업자 클럽) for SME buyers.

Auction monetizes through three primary streams: marketplace commissions on third-party seller transactions, advertising and promotional placements (featured slots, event participation), and recurring subscription revenue from Kkok Membership. The company is privately held and operates within the broader Gmarket / eBay Korea ecosystem, with financial benefits layered via the Hyundai Card (현대카드) co-branded payment partnership. Operating geographies are concentrated in South Korea, with no evidence of international expansion beyond cross-border seller sourcing.

Name

Auction

Legal name

Auction Co., Ltd. (옥션)

Website

https://auction.co.kr

Company type

Private

Founded year

1998

Operating status

Operating

Headcount range

101–250 employees

Short description

Auction (옥션) is a South Korean multi-vendor e-commerce marketplace serving general consumers and business buyers, integrating Shinsegae and Lotte department stores, offering subscription membership with cashback, AI-powered recommendations, and cross-channel payment via SmilePay.

Ownership category

akta.pro rank

Product category

E-commerce Marketplace

NAICS

All Other Miscellaneous Retailers (45999)

SIC

Retail-Catalog & Mail-Order Houses (5961)

akta.pro primary industry

Auction-based Generalist Marketplaces (CRAFAAAC)

Keywords

• E-commerce marketplace
• Online shopping platform
• Multi-vendor marketplace
• Flash sale platform
• Korean retail marketplace

Headquarters

HQ city

Sangdong

HQ country

South Korea

HQ region

Asia

Offices1 record

Markets served

GTM type

B2C

Offering type

Digital Commerce or Content

Cost components

Technology or R&D, Marketing or Sales, Operations, Personnel, Infrastructure

Revenue model

1. Marketplace Commission: Auction earns transaction fees from sellers operating on its marketplace platform. Third-party merchants sell products directly to consumers through the platform.
2. Advertising and Promotional Services: Sellers can purchase advertising placements, featured product slots, and promotional event participation to increase visibility
3. Membership Subscription: 꼭 멤버십 (Kkok Membership) subscription service offering enhanced cashback rewards up to 5% on purchases

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels3 records

Core offering

Auction (옥션) operates a multi-vendor online e-commerce marketplace at auction.co.kr that connects third-party sellers — including individual merchants, brand stores, and major department stores (Shinsegae, Lotte) — with Korean consumers across categories such as fashion, electronics, food, and home goods. The core offering is augmented by guaranteed next-day delivery (스타배송), an integrated payment-and-rewards service (스마일페이), subscription-based cashback membership (꼭 멤버십), 24/7 flash-sale events (올킬), and ancillary services such as overseas direct purchase (해외직구), travel booking (여행), and a B2B Business Club (사장자 클럽).

Product overview

Auction (옥션) is a comprehensive Korean e-commerce marketplace operating on a platform-plus-modules architecture. The core platform provides a multi-category marketplace connecting buyers with individual sellers and department store partners. Key integrated modules include 스타배송 (Star Delivery) for guaranteed next-day delivery, 스마일페이 (SmilePay) for payment processing with cash rewards, and 꼭 멤버십 (KKok Membership) for subscription-based cashback. The platform also features 올킬 (All Kill) for 24/7 flash sales, 베스트 (Best) for sales-ranked products, and specialized services like 홈쇼핑 (Home Shopping), 여행 (Travel), and 해외직구 (Overseas Direct Purchase). Department store partnerships with 신세계백화점 and 롯데백화점 extend branded merchandise offerings, while the 사업자 클럽 (Business Club) serves B2B customers with exclusive business pricing.

Differentiator

Problem solved

Functional benefit

Products and services

• Auction (옥션) Marketplace Multi-vendor e-commerce marketplace platform (auction.co.kr) offering a wide range of products including fashion, electronics, food, and household goods through individual sellers and department store partnerships, targeting Korean consumers.
• 스타배송 (Star Delivery) Guaranteed next-day delivery service with assured arrival dates for tagged products sold on the Auction marketplace.
• 스마일페이 (SmilePay) Payment service enabling cash recharge payments, in-store payments at partner locations (E-Mart, Starbucks), and accumulation of Smile Cash rewards across the Auction and partner ecosystems.
• 꼭 멤버십 (KKok Membership) Subscription membership service offering up to 5% cashback on Auction purchases, with a monthly cashback cap of 70,000 KRW and a maximum 5% accumulation rate.
• 해외직구 (Overseas Direct Purchase) International direct purchase service allowing Korean consumers to buy products from overseas sellers through the Auction platform.
• 여행 (Travel) Travel booking service including flights, accommodations, and vacation packages operated under the Auction brand.
• 사장자 클럽 (Business Club) B2B membership program offering exclusive discounts and bulk purchasing benefits for business customers, with business-specific coupons and tax invoicing support.

Quantifiable outcome

• Same-day/next-day delivery guarantee with 스타배송 service
• +1 more outcomes

Segments2 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

Five partnerships are on record, tiered core and minor.

• 신세계백화점 (Shinsegae Department Store)coreChannel Partner/ Reseller/ Distributor신세계백화점 operates an official store on Auction's platform, offering products with same-day delivery options. This partnership brings department store brands and products to Auction's online marketplace.
• 롯데백화점 (Lotte Department Store)coreChannel Partner/ Reseller/ Distributor롯데백화점 maintains a presence on Auction's marketplace, providing access to Lotte's product selection and department store exclusives through the online platform.
• CJmall (CJmall Home Shopping)minorChannel Partner/ Reseller/ DistributorCJmall home shopping products featured alongside Auction's regular marketplace offerings through the home shopping corner section.
• 현대카드 (Hyundai Card)coreGTM or Marketing PartnerHyundai Card is a key financial partner offering installment payment benefits, Smile Card co-branding, and exclusive cardholder promotions on the Auction platform.
• 스마일페이 (SmilePay)coreChannel Partner/ Reseller/ DistributorSmilePay is Auction's proprietary payment and rewards system that works across multiple partner locations including E-Mart, Starbucks, and other offline retailers, extending the payment ecosystem beyond the marketplace.

Scale indicators1 record

Recent moves6 records

Expansion highlights6 records

Direct peers

• Lotte ON: Lotte ON is Lotte Group's integrated e-commerce platform combining department store, mart, and marketplace offerings. As Auction's partner, it also competes by offering its own branded merchandise and delivery promises to Korean consumers.
• Coupang: Coupang is Korea's largest e-commerce marketplace with the dominant Rocket Delivery logistics network offering next-day fulfillment. It competes directly with Auction for general merchandise GMV and seller partnerships across the Korean consumer base.
• Naver Shopping: Naver Shopping is Korea's leading price comparison and marketplace aggregator integrated with the dominant Naver portal. It competes with Auction for marketplace traffic, seller advertising spend, and the same general consumer shopping journey.
• TMON: TMON is a Korean daily deals and marketplace platform offering time-limited flash sales across categories similar to Auction's promotional engine. It targets the same price-sensitive Korean consumer seeking discount-driven shopping experiences.
• Gmarket: Gmarket is Auction's sister platform in the Korean e-commerce ecosystem, operating a similar multi-vendor marketplace model with comparable flash sales, department store integrations, and consumer base. It is referenced in Auction's own materials as part of the same corporate group.
• SSG.com: SSG.com is Shinsegae's direct e-commerce platform and a direct competitor to Auction's marketplace model. It leverages the same Shinsegae department store partnership Auction relies on, representing both a partner and a structural competitive threat.
• WeMakePrice: WeMakePrice is a Korean social commerce and discount marketplace featuring time-limited deals, group buying, and flash sale mechanics. Its promotional-heavy format and deal-driven positioning directly overlap with Auction's All Kill and Super Brand Day campaigns.
• 11st (11번가): 11st is one of Korea's leading general merchandise marketplaces with a multi-seller format, flash sale events, and membership program. It targets the same horizontal consumer shopping occasions as Auction and competes for the same third-party seller relationships.

Regional players

• SK Stoa: SK Stoa is a Korean e-commerce marketplace operated by SK Group, offering brand-direct and marketplace inventory across categories. It competes for the same seller partnerships and Korean consumer base as Auction with a focus on premium and brand-direct merchandise.

Emerging players

• Kakao Gift: Kakao Gift is a gift and curation marketplace within the KakaoTalk super-app ecosystem, focused on brand gifts and curated product offerings. It overlaps with Auction in select categories and consumer occasions but is positioned more narrowly around gifting use cases.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks1 record

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/ebay-auction-korea

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Auction