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SEC Filings

OTCPK: CTKYYNYSE: CTK
YearTrailing 12-MonthsCalendar Year 2022Calendar Year 2021Calendar Year 2020Calendar Year 2019Calendar Year 2018Calendar Year 2016
ViewAll FilingsAnnual FilingsCurrent FilingsRegistration StatementsOther
FormDescriptionDateFormat
424B4Form of prospectus disclosing information facts events covered in both forms 424B1 424B3Oct 14, 2016Open Form of prospectus disclosing information facts events covered in both forms 424B1 424B3 in HTML.Open Form of prospectus disclosing information facts events covered in both forms 424B1 424B3 in DOC file.Open Form of prospectus disclosing information facts events covered in both forms 424B1 424B3 in PDF file.Open Form of prospectus disclosing information facts events covered in both forms 424B1 424B3 in XLS file.
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