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CEO of Chunbo
Lee Sang-ryul
World's First Commercialization of Lithium Salt Electrolyte for Secondary Batteries, Focus on Expanding Production Capacity
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Last Updated on Sep 9, 2024
Lee Sang-ryul is the CEO of Chunbo and leads the company alongside his spouse, Co-CEO Seo Ja-won. In addition to Chunbo, he serves as CEO of its affiliates Chunbo Precision, Chunbo BLS, and Chunbo Recycling. He also holds director positions at affiliated companies like Jungwon Materials, Ace Chemical, Chunbo Advanced Materials, and Chunbo BLA, and serves as an auditor at OAE. Lee also oversees Chunbo’s research and development as head of the company’s research center.
He focuses on expanding production capacity for electrolytes and electrolyte additives.
Born on October 21, 1961, in Yeongam County, Jeollanam-do, Lee attended Seho-buk Elementary School (now Jangcheon Elementary) and graduated from Yeongam Seho Middle School. He then studied chemical engineering at Hanyang University and earned a master’s degree in chemical engineering from Hanyang’s Graduate School of Industrial Studies in 1993.
Lee began his career as a researcher at Dongyang Chemical (now OCI) before founding Chunbo Precision (now Chunbo) in 1997, launching a display materials manufacturing business. In 2007, Chunbo Precision transitioned into a corporation under the name Chunbo.
Together with his wife Seo Ja-won, who was working in quality control at a textile company at the time, Lee expanded the business into new areas, including pharmaceutical intermediates, semiconductor materials, and electric vehicle battery materials, ultimately growing Chunbo into a mid-sized company with annual revenues of around KRW 300 billion (US$216.4 million).
Lee is credited with commercializing lithium salt electrolyte (LiFSI) for secondary batteries, a world-first achievement.
He is known for his strong attachment to his hometown. Lee donated KRW 100 million (US$72,100) to his hometown of Seongjae Village in Yeongam County, Jeollanam-do.
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