Tohuan Steve Chen

c/o Armistice Capital LLC

510 Madison Avenue

22^nd Floor

New York, NY 10022

Telephone Number: (212) 231-4930

(Name, Address and Telephone Number of Person Authorized to Receive

Notices and Communications)

Armistice Capital is an investment adviser registered with the Securities and Exchange Commission (the "SEC") that is principally engaged in the business of providing investment management services to private investment vehicles, including the Master Fund. The principal business address of Armistice Capital is 510 Madison Avenue, 22^nd Floor, New York, New York 10022.

The Master Fund is principally engaged in the business of investing in securities. The principal business address of the Master Fund is c/o dms Corporate Services Ltd., 20 Genesis Close, P.O. Box 314, Grand Cayman KY1-1104, Cayman Islands. The board of directors of the Master Fund consists of Steven Boyd, Kevin A. Phillip and Gregory S. Bennett.

Steven Boyd is the managing member of Armistice Capital and a director of the Master Fund. Mr. Boyd's business address is 510 Madison Avenue, 22^nd Floor, New York, New York 10022.

The Reporting Persons purchased the Shares for investment in the ordinary course of their investment activities based on the Reporting Persons' belief that the Shares, when purchased, were undervalued and represented an attractive investment opportunity. Depending upon overall market conditions, other investment opportunities available to the Reporting Persons, and the availability of Shares at prices that would make the purchase or sale of Shares desirable, the Reporting Persons may endeavor to increase or decrease their position in the Issuer through, among other things, the purchase or sale of Shares on the open market or in private transactions or otherwise, on such terms and at such times as the Reporting Persons may deem advisable.

On August 17, 2018, the Issuer and the Master Fund entered into a securities purchase agreement (the "Securities Purchase Agreement"), pursuant to which the Master Fund agreed to purchase 1,000,000 Shares at a purchase price of $3.91 per share. The Issuer also agreed in the Securities Purchase Agreement to register the Shares for resale pursuant to a registration statement to be filed with the SEC within 30 days.

The Issuer and the Master Fund also entered into a Registration Rights Agreement on August 20, 2018 (the "Registration Rights Agreement"), pursuant to which the Issuer has agreed to file a registration statement registering for resale the Shares sold in connection with the Securities Purchase Agreement.

The foregoing was a summary of certain material terms of the Securities Purchase Agreement and the Registration Rights Agreement. The foregoing descriptions are not, and do not purport to be, complete and are qualified in their entirety by reference to the full text of those agreements, which have been filed as Exhibits C and D, respectively, and are incorporated herein by reference.

The Reporting Persons intend to review their investment in the Issuer on a continuing basis. Depending on various factors including, without limitation, the Issuer's financial position, the price levels of the Shares, conditions in the securities markets and general economic and industry conditions, the Reporting Persons may in the future take such actions with respect to their investment in the Issuer as they deem appropriate including, without limitation, engaging in communications with management and/or the Issuer's board of directors (the "Board"), engaging in discussions with stockholders of the Issuer and others about the Issuer and the Reporting Persons' investment, reshaping the Issuer's corporate strategy, recommending business development transactions, proposing changes to management, operations and the structure of the Board (including the composition of the Board), purchasing additional Shares, selling some or all of their Shares, engaging in short selling of or any hedging or similar transaction with respect to the Shares, or changing their intention with respect to any and all matters referred to in subparagraphs (a) - (j) of Item 4 of Schedule 13D.

Except as otherwise set forth herein, the Reporting Persons do not have any present plans or proposals which would relate to, or result in, the matters set forth in subparagraphs (a) – (j) of Item 4 of Schedule 13D. However, subject to market conditions and in compliance with applicable securities laws, the Reporting Persons reserve the right, at a later date, to effect one or more of such changes or transactions in the number of Shares they may be deemed to beneficially own.

As of the date hereof, each of the Reporting Persons may be deemed to be the beneficial owner of 31,765,714 Shares, constituting 64.7% of the Shares, based upon 49,130,224 Shares outstanding as of the date hereof, as adjusted for warrants of the Issuer beneficially owned by the Reporting Persons and the Shares beneficially owned by the Reporting Persons pursuant to the Securities Purchase Agreement. Each of the Reporting Persons has the sole power to vote or direct the vote of 0 Shares and the shared power to vote or direct the vote of 31,765,714 Shares. Each of the Reporting Persons has the sole power to dispose or direct the disposition of 0 Shares and the shared power to dispose or direct the disposition of 31,765,714 Shares. Other than the Shares beneficially owned by the Reporting Persons pursuant to the Securities Purchase Agreement (as summarized in Item 4 above), the Shares beneficially owned by the Reporting Persons were purchased in open market transactions.

The transactions in the Shares by the Reporting Persons during the past sixty days are set forth on Exhibit B. Other than the Shares acquired by the Reporting Persons pursuant to the Securities Purchase Agreement (as described in Item 4 above), all of the reported transactions set forth on Exhibit B were conducted on the open market.

N/A

Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer.

The information set forth in Item 4 above is incorporated by reference in its entirety in this Item 6. The Reporting Persons do not have any contract, arrangement, understanding or relationship with any person with respect to securities of the Issuer that is not described in Item 4 above, described in a prior Schedule 13D filed by the Reporting Persons in respect of the Issuer and/or incorporated herein by reference.

Name: Steven Boyd

Title: Managing Member

Name: Steven Boyd

Title: Director

Name: Steven Boyd

Title: Managing Member

Name: Steven Boyd

Title: Director