Washington, DC 20549
FORM 12b-25
(Check One): [ ] Form 10-K  [X] Form 20-F  [ ] Form 11-K
                       [ ] Form 10-Q  [ ] Form N-SAR
  For Period Ended: December 31, 2017
[ ] Transition Report on Form 10-K                                                                                    [ ] Transition Report on Form 10-Q
[ ] Transition Report on Form 20-F                                                                                     [ ] Transition Report on Form N-SAR
[ ] Transition Report on Form 11-K
For the Transition Period Ended :________________________
Read attached instruction sheet before preparing form. Please print or type.
Nothing in this form shall be construed to imply that the Commission has verified any information contained herein.
If the notification related to a portion of the filing checked above, identify the item(s) to which the notification relates:
Full name of Registrant: Euro Tech Holdings Company Limited                                          
Former name if applicable: ___________________________________________
Address of principal executive office (street and number): Unit D, 18/F Gee Chang Hong Centre, 65 Wong Chuk Hang Road
City, state and zip code:   Hong Kong SAR, China

RULE 12b-25 (b) and (c)
If the subject report could not be filed without unreasonable effort or expense and the registrant seeks relief pursuant to Rule 12b-25(b), the following should be completed. (Check box if appropriate.)
The reasons described in reasonable detail in Part III of this form could not be eliminated without unreasonable effort or expense.
[X]                       (b)           The subject annual report, semi-annual report, transition report on Form 10-K, 20-F, 11-K or Form N-SAR, or portion thereof will be filed on or before the fifteenth calendar day following the prescribed due date; or the subject quarterly report or transition report on Form 10-Q or portion thereof will be filed on or before the fifth calendar day following the prescribed due date; and
The accountant’s statement or other exhibit required by Rule 12b-25(c)has been attached if applicable.
State below in reasonable detail the reasons why Form 10-K, 11-K, 20-F, 10-Q, N-SAR or the transition report portion thereof could not be filed within the prescribed time period.
The Company’s Annual Report on Form 20-F for the fiscal year ended December 31, 2017 cannot be filed within the prescribed time period because the Company’s normal process for compilation and review of its financial statements was delayed. The Company’s Annual Report on Form 20-F will be filed on or before the 15th calendar day following the prescribed due date.
Name and telephone number of person to contact in regard to this notification:
Jerry Wong, Chief Financial Officer, FAX: 852-28734887
Have all other periodic reports required under Section 13 or 15(d) of the Securities Exchange Act of 1934 or Section 30 of the Investment Company Act of 1940 during the preceding 12 months or for such shorter period that the registrant was required to file such report(s) been filed? If the answer is no, identify report(s)
[X] Yes [  ] No
Is it anticipated that any significant change in results of operations from the corresponding period for the last fiscal year will be reflected by the earnings statements to be included in the subject report or portion thereof?

    [  ] Yes [X] No
If so, attach an explanation of the anticipated change, both narratively and quantitatively, and, if appropriate, state the reason why a reasonable estimate of the results cannot be made.
                                         Euro Tech Holdings Company Limited                                           
(Name of Registrant as specified in Charter)
has caused this notification to be signed on its behalf by the undersigned thereunto duly authorized.
Date: April 30, 2018
/s/  Jerry Wong
Name: Jerry Wong
Title: Chief Financial Officer