DASAN Zhone Solutions, Inc.: Dr. Seungdong Lee Named Global Chief Technology Officer for DASAN Zhone Solutions

FOR IMMEDIATE RELEASE

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Oakland, Calif. - June 30, 2017 - DASAN Zhone Solutions, Inc. (NASDAQ: DZSI) announced today that Dr. Seungdong Lee has been appointed as the Global Chief Technology Officer of the company. Effective today, Dr. Lee will lead product innovation, research and development for DASAN Zhone Solutions (DZS) and continue in his role as technology leader of DASAN Network Solutions, Inc., a wholly owned subsidiary of DZS.

Dr. Lee has served in escalating engineering and product development roles at both DASAN Networks and DASAN Network Solutions during the last 20 years. He will be located at DZS headquarters in Oakland, California reporting directly to Co-CEO, Yung Kim.

"Under Dr. Lee's leadership DZS will continue to focus on engineering toward the next technology standard," said Kim. "He has the breadth of knowledge to ensure that DZS' innovative product portfolio will continue to provide our customers scalable, affordable networking solutions that will keep them ahead of the technology curve."

Eric Presworsky will depart DZS effective July 11, 2017. Presworsky was one of the founding engineers of Zhone Technologies, Inc. and spent the past 18 years overseeing all technology innovation at the company.

"Eric has made a tremendous impact on the success of DZS," said Jim Norrod, Co-CEO of DASAN Zhone Solutions, Inc. "He was instrumental in developing the solutions that have allowed DZS to meet the growing bandwidth needs of our carriers and enterprise customers. We are grateful for the contribution he has made to the company."

About DASAN Zhone Solutions, Inc.   
DASAN Zhone Solutions, Inc. (NASDAQ: DZSI) is a global leader in network access solutions for service provider and enterprise networks. The company provides a wide array of reliable, cost-effective networking technologies-including broadband access, Ethernet switching, Passive Optical LAN, and software-defined networks-to a diverse customer base that includes more than 1,000 of the world's most innovative network operators. DASAN Zhone Solutions is headquartered in Oakland, California, with operations in more than 20 countries worldwide. 

Forward-Looking Statements   
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