SK-Electronics Co., Ltd. (6677.T) manufactures and sells large-format photomasks for display panels and electronic devices; provides RFID solutions including Picking Tag and Extreme Tag; and offers healthcare products such as Electric Stimulator WILMO and Digital Colposcope Q-CO. The company operates through its Large Photomask Business segment, which supplies photomasks for liquid crystal displays, plasma display panels, OLEDs, touch screen panels, semiconductor packages, light guides, micro electromechanical systems, and inspection tools; and its Solution Business segment, which develops RFID-related equipment and medical devices. Established in 2001 and headquartered in Kyoto, Japan, SK-Electronics maintains production facilities including the Kyoto Plant and Shiga Plant, with subsidiaries and sales offices in Taiwan via Finex Co., Ltd., Korea via SKE Korea Co., Ltd., China via SK-Electronics Shanghai Co., Ltd., and a recent addition of Asahitech Co., Ltd. as a subsidiary in April 2025. The company serves international markets in Japan, Asia, and beyond, holding certifications such as ISO9001, ISO14001, ISO13485, and ISO45001 across its operations. In recent developments, SK-Electronics reports financial revisions and quarterly results for fiscal year ending September 2024, alongside the acquisition making Asahitech a subsidiary to expand capabilities.