Oracle ACE Program

Community Thought Leaders

Our flagship advocacy program recognizes Oracle evangelists and enthusiasts. It’s both a network and a resource to help you meet today’s IT challenges.

Oracle Community Experts and Advocates

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  • 500+

    Technical experts and evangelists are active in this global network.

  • A Proven Oracle Expert

    Recognized for their technical expertise, Oracle ACEs contribute knowledge with articles, technical advice, blog posts, and tweets. Join the community and learn from their insights and experience.

  • A Three-Level Program

    The Oracle ACE program supports community advocates at each stage of their careers. All you need is a willingness to share your knowledge with peers.

  • ACE Directory

    Oracle ACEs are working in over 55 countries around the world. Search by name, location, expertise, and level to view their profiles.

  • What is an ACE?
  • ACE Levels
  • Find an ACE
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Kamus (Leyi) Zhang, Oracle ACE Director Ace Director spotlight icon

General Manager of Technical Services/Vice Managing Director of Yunhe Enmo (Beijing)
Co-founder of ACOUG (All China Oracle User Group)

Kamus joined Enmotech in 2010 and has been the Vice Managing Director since 2015. Enmotech is the leading Oracle services, education and solutions company on the Chinese mainland, employing six Oracle ACE directors and three Oracle ACEs. Kamus began his career as a software developer in 1998. He became an Oracle ACE in 2007 and was promoted to Oracle ACE Director in 2011.

Kamus enjoys studying new technologies and sharing his knowledge with the Oracle community in China. He is a co-translator of the Chinese version of Expert Oracle Exadata, which is the first book about Exadata published in Chinese. Kamus lives in Beijing, China and in his rare free time he travels with his family around the world, with Japan being his favorite country to visit. He is also a Blizzard game fan, first playing World of Warcraft several years ago and now Hearthstone. Check out his blog:

Oracle ACE Levels

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