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IBLOCK is a South Korean brand of printing and ink-supply products, including the IBLOCK PRO, IBLOCK INK and IBLOCK IN&OUT VALVE lines, sold through its own wholesale shopping mall and online channels.

Last updated September 28, 2026

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Overview

IBLOCK (Korean: 아이블럭) is a South Korean commercial brand operating in the printing and imaging-supplies sector. The brand is used by I-BLOCK Co., Ltd. ((주)아이블럭), a company based in Daegu, South Korea, at 52-gil 10-3, Chimsan-ro, Buk-gu. The company runs a customer service centre reachable nationwide on 1599-5622 and maintains a wholesale shopping mall alongside consumer-facing online channels. The IBLOCK portfolio is organised into several sub-brands. IBLOCK PRO appears to be the main product line, while IBLOCK INK covers ink products and IBLOCK IN&OUT VALVE covers valve components used in printing or ink-delivery systems. The company also operates a family of web properties, including its own shopping mall, a Naver Cafe community, a Naver Blog, a YouTube channel, a Facebook page and the inktv.co.kr site, which suggests a content and community-driven approach to marketing its supplies. IBLOCK sells both through its own wholesale shopping mall and through general online retail channels, positioning itself as a supplier to resellers as well as to end users. Its customer service is available Monday to Friday, 10:00–18:00, with a lunch break from 12:00 to 13:00, and weekend or holiday enquiries handled via an online board. The company is registered in South Korea with business registration number 504-86-13919 and mail-order business report number 제2014-대구북구-0476호. The brand is privately held and does not appear to be listed on a stock exchange. Its online presence and product naming indicate a focus on compatible or replacement printing consumables and related hardware components, a common segment in the South Korean aftermarket printing-supplies industry. The company's copyright notice dates to 2018, and its website continues to operate as the primary storefront and information hub for the IBLOCK brand.

History

IBLOCK is the brand identity of I-BLOCK Co., Ltd. ((주)아이블럭), a South Korean company headquartered in Daegu. Public information about the company's early history is limited, but its official website and registration records provide a clear picture of its current operations and brand structure. The company is registered in South Korea under business registration number 504-86-13919 and holds mail-order business report number 제2014-대구북구-0476호, which indicates that its online retail operations were reported to the authorities in 2014. The website's copyright notice is dated 2018, suggesting that the current site or a major revision was established around that time. IBLOCK has developed a family of sub-brands around printing and ink-related products. The main lines visible on its website are IBLOCK PRO, IBLOCK INK and IBLOCK IN&OUT VALVE. These names suggest a focus on professional-grade printing consumables, ink products and valve components used in ink-delivery or printing systems. The company operates a wholesale shopping mall as well as consumer-facing online channels, indicating a dual focus on resellers and end users. Marketing and community engagement are handled through a network of online properties. In addition to its main website, IBLOCK maintains a Naver Cafe, a Naver Blog, a YouTube channel, a Facebook page and the inktv.co.kr site. This multi-channel approach is typical of South Korean consumer and B2B brands that rely on community building and content marketing to reach both professional and hobbyist customers. Customer service is provided nationwide through the representative number 1599-5622, with operating hours from 10:00 to 18:00 Monday to Friday and a lunch break from 12:00 to 13:00. Weekend and holiday enquiries are directed to an online board. The company's CEO is listed as 이효찬 (Lee Hyo-chan), and the personal information protection manager is 배성원 (Bae Seong-won). The company is privately held and does not appear on any stock exchange. Its headquarters address is 52-gil 10-3, Chimsan-ro, Buk-gu, Daegu, South Korea. The brand continues to operate as an active supplier in the South Korean printing-supplies market.

  • 2018

    Website copyright notice dated 2018, marking the current site or a major revision.

  • 2014

    Mail-order business report number 제2014-대구북구-0476호 indicates online retail operations were registered in 2014.

Products and positioning

South Korean supplier of printing and ink-related consumables and components, serving both wholesale resellers and end users through its own online mall and community channels.

  • IBLOCK PRO

    Main product line, likely professional-grade printing consumables.

  • IBLOCK INK

    Ink product line.

  • IBLOCK IN&OUT VALVE

    Valve components for ink or printing systems.

Sources2 sources

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