SKIET Posts 47.2 Billion Won Operating Loss in Q3... "Diversifying Customers Through ESS"

An SK Innovation employee is inspecting separator products at the LiBS factory in Jeungpyeong, Chungcheongbuk-do. SK Innovation

SK IE Technology (SKIET), a manufacturer of secondary battery separators, announced at its third quarter 2025 earnings presentation held on October 31 that it recorded sales of 79 billion won and an operating loss of 47.2 billion won.

SKIET explained that its operating loss improved by 6.6 billion won compared to the previous quarter, citing factors such as global production optimization, reduced operation of aging production lines, and lower operating expenses.

SKIET plans to secure new customers based on its diversified product portfolio. The company’s separators can be used in various products, including electric vehicles (EVs), energy storage systems (ESS), and information technology (IT) devices, and are compatible with all battery form factors such as pouch, prismatic, and cylindrical cells.

SKIET is supplying customized products tailored to various customer needs by application and form factor, including prismatic lithium iron phosphate (LFP) batteries and ESS batteries, which were ordered in February this year. During the conference call held on the same day, SKIET stated that it is currently supplying separators for small ESS batteries and is in discussions with various ESS clients.

An SKIET representative said, "We will accelerate efforts to diversify our customer base, focusing on the ESS market, which is expected to see significant growth. In addition, we will actively leverage the strengths of non-Chinese materials to strengthen cooperation in the North American market."

Meanwhile, on October 30, SKIET newly appointed Park Jinwoo as Head of the LiBS Business Division and Lim Geunseong as Head of Quality Management through its 2026 executive appointments and organizational restructuring.

This content was produced with the assistance of AI translation services.