CNTF [China Techfaith Wireless Communication Technology] SC 13G/A: CUSIP No. G84383101 Schedule 13G Page 2 of
[CUSIP No. G84383101 Schedule 13G Page 2 of 5 pages 1 Name of Reporting Person Active Century Holdings Limited 2 Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ 3 SEC Use Only 4 Citizenship or Place of Organization British Virgin Islands Number of Shares Beneficially Owned by Each Report]