CXDC [China XD Plastics Co] SC 13G/A: (Original Filing)
[CUSIP No. 16948F107 1 Names of Reporting Persons Glenhill Advisors, LLC 2 Check the Appropriate Box if a Member of a Group (See Instructions) ¨ x (a) 3 SEC Use Only 4 Citizenship or Place of Organization Delaware Number of Shares Beneficially Owned by Each Reporting Person With: 5 Sole Voting Power 2,087,768 6 Shared Voting Power]