STEPHAN ZIMMERMANN

None observed in current sources.

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  WAKAN HOLDING LIMITED

  director of
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  WAKAN HOLDING LIMITED

  legal representative of
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  WAKAN HOLDING LIMITED

  shareholder of
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  TOOLTECH INTERNATIONAL LIMITED

  director of
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  TOOLTECH INTERNATIONAL LIMITED

  legal representative of
• ■
  TOOLTECH INTERNATIONAL LIMITED

  shareholder of
• ■
  ProAurum Holdings Limited

  director of
• ■
  ProAurum Holdings Limited

  legal representative of
• ■
  ProAurum Limited

  director of
• ■
  ProAurum Limited

  legal representative of