EX-99.CERT

                          Rule 30a-2(a) CERTIFICATIONS

I, Dan C. Chung, certify that:

1.  I have reviewed this report on Form N-CSR of The China-U.S. Growth Fund;

2.  Based on my knowledge, this report does not contain any untrue statement of
a material fact or omit to state a material fact necessary to make the
statements made, in light of the circumstances under which such statements were
made, not misleading with respect to the period covered by this report;

3.  Based on my knowledge, the financial statements, and other financial
information included in this report, fairly present in all material respects the
financial condition, results of operations, changes in net assets, and cash
flows (if the financial statements are required to include a statement of cash
flows) of the registrant as of, and for, the periods presented in this report;

4.  The registrant's other certifying officer(s) and I are responsible for
establishing and maintaining disclosure controls and procedures (as defined in
Rule 30a-3(c) under the Investment Company Act of 1940) and internal control
over financial reporting (as defined in Rule 30a-3(d) under the Investment
Company Act of 1940) for the registrant and have:

    (a) Designed such disclosure controls and procedures, or caused such
    disclosure controls and procedures to be designed under our supervision, to
    ensure that material information relating to the registrant, including its
    consolidated subsidiaries, is made known to us by others within those
    entities, particularly during the period in which this report is being
    prepared;

    (b) Designed such internal control over financial reporting, or caused such
    internal control over financial reporting to be designed under our
    supervision, to provide reasonable assurance regarding the reliability of
    financial reporting and the preparation of financial statements for external
    purposes in accordance with generally accepted accounting principles;

    (c) Evaluated the effectiveness of the registrant's disclosure controls and
    procedures and presented in this report our conclusions about the
    effectiveness of the disclosure controls and procedures, as of a date within
    90 days prior to the filing date of this report based on such evaluation;
    and

    (d) Disclosed in this report any change in the registrant's internal control
    over financial reporting that occurred during the second fiscal quarter of
    the period covered by this report that has materially affected, or is
    reasonably likely to materially affect, the registrant's internal control
    over financial reporting; and

5.  The registrant's other certifying officer(s) and I have disclosed to the
registrant's auditors and the audit committee of the registrant's board of
directors (or persons performing the equivalent functions):

    (a) All significant deficiencies and material weaknesses in the design or
    operation of internal control over financial reporting which are reasonably
    likely to adversely affect the registrant's ability to record, process,
    summarize, and report financial information; and

    (b) Any fraud, whether or not material, that involves management or other
    employees who have a significant role in the registrant's internal control
    over financial reporting.

Date: June 18, 2007

/s/ Dan C. Chung
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Dan C. Chung

President




                          Rule 30a-2(a) CERTIFICATIONS

I, Michael D. Martins, certify that:

1.  I have reviewed this report on Form N-CSR of The China-U.S. Growth Fund;

2.  Based on my knowledge, this report does not contain any untrue statement of
a material fact or omit to state a material fact necessary to make the
statements made, in light of the circumstances under which such statements were
made, not misleading with respect to the period covered by this report;

3.  Based on my knowledge, the financial statements, and other financial
information included in this report, fairly present in all material respects the
financial condition, results of operations, changes in net assets, and cash
flows (if the financial statements are required to include a statement of cash
flows) of the registrant as of, and for, the periods presented in this report;

4.  The registrant's other certifying officer(s) and I are responsible for
establishing and maintaining disclosure controls and procedures (as defined in
Rule 30a-3(c) under the Investment Company Act of 1940) and internal control
over financial reporting (as defined in Rule 30a-3(d) under the Investment
Company Act of 1940) for the registrant and have:

    (a) Designed such disclosure controls and procedures, or caused such
    disclosure controls and procedures to be designed under our supervision, to
    ensure that material information relating to the registrant, including its
    consolidated subsidiaries, is made known to us by others within those
    entities, particularly during the period in which this report is being
    prepared;

    (b) Designed such internal control over financial reporting, or caused such
    internal control over financial reporting to be designed under our
    supervision, to provide reasonable assurance regarding the reliability of
    financial reporting and the preparation of financial statements for external
    purposes in accordance with generally accepted accounting principles;

    (c) Evaluated the effectiveness of the registrant's disclosure controls and
    procedures and presented in this report our conclusions about the
    effectiveness of the disclosure controls and procedures, as of a date within
    90 days prior to the filing date of this report based on such evaluation;
    and

    (d) Disclosed in this report any change in the registrant's internal control
    over financial reporting that occurred during the second fiscal quarter of
    the period covered by this report that has materially affected, or is
    reasonably likely to materially affect, the registrant's internal control
    over financial reporting; and

5.  The registrant's other certifying officer(s) and I have disclosed to the
registrant's auditors and the audit committee of the registrant's board of
directors (or persons performing the equivalent functions):

    (a) All significant deficiencies and material weaknesses in the design or
    operation of internal control over financial reporting which are reasonably
    likely to adversely affect the registrant's ability to record, process,
    summarize, and report financial information; and

    (b) Any fraud, whether or not material, that involves management or other
    employees who have a significant role in the registrant's internal control
    over financial reporting.

Date: June 18, 2007

/s/ Michael D. Martins
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Michael D. Martins

Treasurer