Exhibit 31.2

Rule 13a-14(a) / 15d-14(a) Certification of Patrick Wong, CFO

I, Patrick Wong, Chief Financial Officer, of Zoom Technologies, Inc., a Delaware corporation, certify
that:

1. I have reviewed this quarterly report on Form 10-Q of Zoom Technologies, Inc. for the quarter period ended
June 30, 2013;

2. Based on my knowledge, this quarterly 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 quarterly report;

3. Based on my knowledge, the financial statements, and other financial information included in this quarterly report,
fairly present in all material respects the financial condition, results of operations and cash flows of the registrant as of,
and for, the periods presented in this quarterly report;

4. The registrant's other certifying officer and I are responsible for establishing and maintaining disclosure controls
and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting
(as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) 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 quarterly
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 purpose 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 the end of the period covered by
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 registrant's fiscal quarter in this quarterly report that has materially affected or is reasonably like to affect, the
registrant's internal control over financial reporting;

5. The registrant's other certifying officer and I have disclosed, based on our most recent evaluation of internal
control over financial reporting, to the registrant's auditors and the audit committee of registrant's board of directors (or
persons performing the equivalent function):

a) all significant deficiencies and material weaknesses in the design or operation of internal control over financial
reporting which could 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: August 23, 2013

/s/ Patrick Wong         
Patrick Wong
Chief Financial Officer

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