Revision of the Itemized List of Endorsements and Guarantees for March 2021.

1.Date of occurrence of the event:2021/05/10
2.Company name:Sincere Navigation Corporation
3.Relationship with the Company (please enter ”the company itself” or ”subsidiaries”):The company itself
4.Reciprocal shareholding percentage:N/A.
5.Cause of occurrence: Revise the itemized list of endorsement and guarantee for subsidiary Maxson Shipping Inc. and Helsman Navigation Co. Ltd..
6.Information items/ statements to be corrected: Itemized List of Endorsements and Guarantees for March, 2021.
7.Amounts/ contents/ number of page to be corrected:
 1.) Maximum outstanding endorsements and guarantee amount at March 31,2021:Maxson Shipping Inc.: NT$0.
     Helsman Navigation Co. Ltd.: NT$242,223.
 2.) Outstanding endorsement and guarantee amount at March 31,2021:Maxson Shipping Inc.: NT$153,178.
8.Amounts/ contents/ number of page after correction:
 1.) Maximum outstanding endorsements and guarantee amount at March 31,2021:Maxson Shipping Inc.: NT$153,178.
     Helsman Navigation Co. Ltd.: NT$242,733.
 2.) Outstanding endorsement and guarantee amount at March 31,2021:Maxson Shipping Inc.: NT$0.
9.Countermeasures:Re-upload to M.O.P.S.
10.Any other matters that need to be specified:None.