Tenzing Acquisition Corp. and Reviva Pharmaceuticals, Inc. Announce the Appointment of Narayan Prabhu as Chief Financial Officer New York, NY and Cupertino, Calif.

Acquisition Corp. and Reviva Pharmaceuticals, Inc. Announce the Appointment of Narayan Prabhu as Chief Financial Officer

York, NY and Cupertino, Calif., November 4, 2020 - Tenzing Acquisition Corp., a special purpose acquisition company

incorporated in the British Virgin Islands ("Tenzing") (NASDAQ: TZAC), and Reviva Pharmaceuticals, Inc., a Delaware

corporation ("Reviva") and a California-based clinical-stage pharmaceutical company developing therapies that address

unmet medical needs in the areas of central nervous system (CNS), cardiovascular, metabolic, and inflammatory diseases, today

announced that Narayan Prabhu will join the combined public company as Chief Financial Officer following the completion of Tenzing's

proposed business combination with Reviva (the "Business Combination"). Mr. Prabhu will report directly to Reviva's

Founder, President, and Chief Executive Officer Laxminarayan Bhat, Ph.D. Mr. Prabhu will join the combined public company, following

the completion of the Business Combination, with 20 years of experience as a finance executive working in various senior positions

at Fortune 500 companies and early-stage ventures in the biotechnology, software, and network security sectors.

are thrilled Narayan has agreed to join as our new CFO following the completion of the Business Combination with Tenzing,"

said Laxminarayan Bhat, Ph.D. Reviva's Founder, President, and Chief Executive Officer. "Narayan has a proven track

record as a finance leader across complex financial and dynamic market environments. His deep functional expertise and technical

knowledge in all aspects of corporate finance and accounting will be a valuable asset at this important stage of development."

2019, Mr. Prabhu served as an independent consultant providing Interim Chief Financial Officer and Controller services. Mr. Prabhu

previously served as the Chief Financial Officer of Sony Biotechnology Inc., a biotechnology company focused on reagents, flow

cytometry, and spectral imaging, from November 2014 to April 2019. From September 2009 to October 2014, Mr. Prabhu served

as the M&A Controller at Cisco Systems, Inc. (NASDAQ: CSCO). Mr. Prabhu is a Certified Public Accountant and received his

B.S. in Accounting & Finance from Indiana University at Bloomington - Kelley School of Business and MBA from the University

of California at Berkeley - Haas School of Business.

"I am excited about the prospect

of joining the combined company following the completion of the Business Combination. Reviva has had significant progress in its

pipeline of innovative treatments for patients with serious CNS, metabolic, and inflammatory diseases," said Mr. Prabhu.

"I am eager to work with senior leadership to help the combined company continue to drive value through its drug candidate

About Tenzing Acquisition Corp.

Tenzing is a blank check company formed

for the purpose of entering into a merger, share exchange, asset acquisition, stock purchase, recapitalization, reorganization

or other similar business combination with one or more businesses or entities. Tenzing's efforts to identify a prospective

target business are not limited to a particular industry or geographic region.

About Reviva Pharmaceuticals, Inc.

Reviva Pharmaceuticals, Inc. is a clinical

stage pharmaceutical company developing therapies that address unmet medical needs in the areas of central nervous system, cardiovascular,

metabolic, and inflammatory diseases. Reviva's primary focus is developing its lead product candidate, RP5063 (brilaroxazine),

for the treatment of schizophrenia, bipolar disorder, and major depressive disorder. Reviva also intends to develop RP5063 for

treating PAH and IPF. RP5063 is a serotonin, dopamine, and nicotinic receptor active compound, which has successfully completed

a global Phase 2 clinical trial and has shown clinical efficacy and safety for schizophrenia and schizoaffective disorder.

Forward-Looking Statements

This press release contains, and certain

oral statements made by representatives of Tenzing and Reviva and their respective affiliates, from time to time may contain, "forward-looking

statements" within the meaning of the "safe harbor" provisions of the Private Securities Litigation Reform Act

of 1995. Tenzing's and Reviva's actual results may differ from their expectations, estimates and projections and consequently,

you should not rely on these forward-looking statements as predictions of future events. Words such as "expect," "estimate,"

"project," "budget," "forecast," "anticipate," "intend," "plan,"

"may," "will," "could," "should," "believes," "predicts,"

"potential," "might" and "continues," and similar expressions are intended to identify such

forward-looking statements. These forward-looking statements include, without limitation, Tenzing's and Reviva's expectations

with respect to future performance and anticipated financial impacts of the Business Combination, the satisfaction of the closing

conditions to the Business Combination and the timing of the completion of the Business Combination. These forward-looking statements

involve significant risks and uncertainties that could cause actual results to differ materially from expected results. Most of

these factors are outside the control of Tenzing or Reviva and are difficult to predict. Factors that may cause such differences

include, but are not limited to: (1) the occurrence of any event, change or other circumstances that could give rise to the termination

of the merger agreement for the Business Combination (the "Merger Agreement"); (2) the inability to complete the Business

Combination, including due to failure to obtain approval of the shareholders of Tenzing or other conditions to closing in the Merger

Agreement; (3) the inability to obtain or maintain the listing of Tenzing's common stock on NASDAQ following the Business

Combination; (4) the risk that the Business Combination disrupts current plans and operations of Reviva as a result of the announcement

and consummation of the Business Combination; (5) the ability to recognize the anticipated benefits of the Business Combination,

which may be affected by, among other things, competition, the ability of the combined company to grow and manage growth economically

and hire and retain key employees; (6) the risks that Reviva's products in development fail clinical trials or are not approved

by the U.S. Food and Drug Administration or other applicable authorities; (7) costs related to the Business Combination; (8) changes

in applicable laws or regulations; (9) the possibility that Tenzing or Reviva may be adversely affected by other economic, business,

and/or competitive factors; and (10) other risks and uncertainties to be identified in the proxy statement/prospectus (when available)

relating to the Business Combination, including those under "Risk Factors" therein, and in other filings with the Securities

and Exchange Commission ("SEC") made by Tenzing. The foregoing list of factors is not exclusive. Readers are cautioned

not to place undue reliance upon any forward-looking statements, which speak only as of the date made. Neither Tenzing nor Reviva

undertakes or accepts any obligation or undertaking to release publicly any updates or revisions to any forward-looking statements

to reflect any change in its expectations or any change in events, conditions or circumstances on which any such statement is based,

subject to applicable law.

No Offer or Solicitation

This press release is for informational

purposes only and shall not constitute an offer to sell or the solicitation of an offer to buy any securities pursuant to the proposed

Business Combination or otherwise, nor shall there be any sale of securities in any jurisdiction in which the offer, solicitation

or sale would be unlawful prior to the registration or qualification under the securities laws of any such jurisdiction. No offer

of securities shall be made except by means of a prospectus meeting the requirements of Section 10 of the Securities Act of 1933,

Important Information about the Business Combination and

In connection with the proposed Business

Combination described herein, Tenzing has filed a registration statement on Form S-4 with the SEC on August 12, 2020, as amended,

which includes a preliminary proxy statement/prospectus of Tenzing. Tenzing will mail a definitive proxy statement/prospectus and

other relevant documents to each shareholder entitled to vote at the special meeting relating to the Business Combination. INVESTORS

AND SECURITY HOLDERS ARE URGED TO READ THESE MATERIALS (INCLUDING ANY AMENDMENTS OR SUPPLEMENTS THERETO) AND ANY OTHER RELEVANT

DOCUMENTS IN CONNECTION WITH THE BUSINESS COMBINATION THAT TENZING WILL FILE WITH THE SEC WHEN THEY BECOME AVAILABLE BECAUSE THEY

WILL CONTAIN IMPORTANT INFORMATION ABOUT TENZING, REVIVA AND THE BUSINESS COMBINATION. The preliminary registration/proxy statement,

the definitive registration/proxy statement and other relevant materials in connection with the Business Combination (when they

become available), and any other documents filed by Tenzing with the SEC, may be obtained free of charge at the SEC's website

(www.sec.gov) or by writing to Tenzing Acquisition Corp. at 250 W. 55th St., Suite 13D, New York, NY 10019.

Participants in Solicitation

Tenzing and Reviva and their respective

directors, executive officers and employees and other persons may be deemed to be participants in the solicitation of proxies from

the holders of Tenzing ordinary shares in respect of the proposed Business Combination. Information about Tenzing's directors

and executive officers and their ownership of Tenzing's ordinary shares is set forth in Tenzing's Annual Report on

Form 10-K for the year ended February 29, 2020 filed with the SEC, as modified or supplemented by any Form 3 or Form 4 filed with

the SEC since the date of such filing. Other information regarding the interests of the participants in the proxy solicitation

is included in Tenzing's Registration Statement on Form S-4, which was filed with the SEC on August 12, 2020, as amended,

and includes a preliminary proxy statement/prospectus of Tenzing for the proposed Business Combination. These documents can be

obtained free of charge from the sources indicated above.

Tenzing Acquisition Corp.

Reviva Pharmaceuticals, Inc.

Laxminarayan Bhat, PhD

Investor Relations Contact: