Exhibit
31.1  CERTIFICATION OF CHIEF EXECUTIVE OFFICER  I,
Dr. Guoqing Jiang, certify that:  1. I
have reviewed this quarterly report on Form 10-QSB of TIANYIN PHARMACEUTICAL CO, INC.  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 small business
issuer as of, and for, the periods presented in this quarterly report;  4. The
small business issuers other certifying officer(s) 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 small business issuer,
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 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 small business issuer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 small business issuers
internal control over financial reporting that occurred during the small
business issuers most recent fiscal quarter (the registrants fourth fiscal
quarter in the case of an annual report) that has materially affected, or is
reasonably likely to materially affect, the small business issuers internal
control over financial reporting; and  5.
  The small business issuers other certifying officer(s) and I have
disclosed, based on our most recent evaluation of internal control over
financial reporting, to the small business issuers auditors and the audit
committee of the registrants board of directors (or persons performing the   equivalent functions):  e.  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 small business issuers ability to
record, process, summarize and report financial information; and     f.   Any fraud, whether or not material, that involves
management or other employees who have a significant role in the small business
issuers internal control over financial reporting.   Date:
 May 12, 2008   /s/
 Dr. Guoqing Jiang Dr. Guoqing Jiang Chief
Executive Officer   CERTIFICATION OF ACTING CHIEF ACCOUNTING OFFICER  I,Dr. Guoqing Jiang, certify
that:  1. I
have reviewed this quarterly report on Form 10-QSB of TIANYIN PHARMACEUTICAL CO, INC.  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 small business
issuer as of, and for, the periods presented in this quarterly report;  4. The
small business issuers other certifying officer(s) 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 report is being
prepared;   b.   Designed such internal control over financial
reporting, or caused such internal control 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 the end
of the period covered by this report based on such evaluation; and   d.   Disclosed in this report any change in the small
business issuers internal control over financial reporting that occurred during
the small business issuers most recent fiscal quarter (the registrants fourth
fiscal quarter in the case of an annual report) that has materially affected, or
is reasonably likely to materially affect, the small business issuers internal
control over financial reporting; and   5. The small business issuers other certifying officer(s) and I
have disclosed, based on our most recent evaluation of internal control over
financial reporting, to the small business issuers auditors and the audit
committee of the small business issuers board of directors (or persons
performing the equivalent functions):    e.  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 small business issuers ability to
record, process, summarize and report financial information; and   f.   Any fraud, whether or not material, that involves
management or other employees who have a significant role in the small business
issuers internal control over financial reporting.   Date:
 May 12, 2008   /s/
 Dr. Guoqing Jiang Dr.
Guoqing Jiang Acting
Chief Financial Officer