LIMITED POWER OF ATTORNEY
                                      FOR
                  JOHN HANCOCK CLOSED-END FUNDS COMMON SHARES
                             SECTION 16(a) FILINGS

As an officer of John Hancock Advisers, LLC, the undersigned hereby constitutes
and appoints with full power of substitution each of Ariel Ayanna, Sarah Coutu,
Thomas Dee, John J. Danello, Kinga Kapuscinski, Nicholas J. Kolokithas, Suzanne
Lambert, Ed Macdonald, Mara Moldwin, Harsha Pulluru, Christopher Sechler, Betsy
Anne Seel and Steven Sunnerberg, acting singly, the undersigned's true and
lawful attorney-in-fact to:

      (1) Prepare and execute for the undersigned, Forms 3, 4, and 5 and
amendments thereto regarding Common Shares of the John Hancock Closed-End Funds
(the "Companies") listed in Appendix A in accordance with Section 16(a) of the
Securities Exchange Act of 1934 and the rules thereunder;

      (2) File any such Form 3, 4, or 5 or amendments thereto with the United
States Securities and Exchange Commission (the "SEC") and any stock exchange or
similar authority; and

      (3) Take any other action which, in the opinion of such attorney-in-fact,
may be necessary or desirable in connection with the foregoing.

The undersigned acknowledges that neither the foregoing attorneys-in-fact nor
the Companies are assuming the undersigned's responsibilities to comply with
Section 16 of the Securities Exchange Act of 1934 and the rules thereunder.

This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5, unless earlier
revoked by the undersigned in a signed writing delivered to the foregoing
attorneys-in-fact. This Power of Attorney may be filed with the SEC as may be
necessary or appropriate.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 6th day of May 2019.

                                       /s/ Michael Tassinari
                                       --------------------------------
                                       Michael Tassinari



                                                                      APPENDIX A

                     LIST OF JOHN HANCOCK CLOSED-END FUNDS

John Hancock Financial Opportunities Fund
John Hancock Hedged Equity & Income Fund
John Hancock Income Securities Trust
John Hancock Investors Trust
John Hancock Preferred Income Fund
John Hancock Preferred Income Fund II
John Hancock Preferred Income Fund III
John Hancock Premium Dividend Fund
John Hancock Tax-Advantaged Dividend Income Fund
John Hancock Tax-Advantaged Global Shareholder Yield Fund

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