**EXHIBIT10.21**FIRST AMENDMENT TO AGREEMENT**     ThisFirst Amendment, dated as of November 1st, 2007 (the “**Amendment**”), betweenSuperconductor Technologies, Inc., a Delaware corporation(“**STI**”), and Hunchan BaoLiCommunication Co., Ltd. (“**BAOLI**”) amends that certain Agreement, dated as of August 17, 2007 **(**the"**“Agreement**”), between STI and BAOLI.**RECITALS**A. Pursuant to the Agreement, BAOLI agreed to purchase and STI agreed to sell$15,000,000 of shares of STFs Common. Stock, par value $0.001 per share (the“**Common Stock**”), at a per share price of $1.6275. The Agreement provides that it maybe amended by the written agreement of STI and BAOLI, and STI and BAOLI agree to amend theAgreement as set forth below. B. This Amendment provides: (i) that upon full payment of the Purchase Price by BAOLI to STI,STI will instead be obligated to deliver 2,148,296 shares of Common Stock (the “CommonShares”) and 706,829 shares of newly created Series A Convertible Preferred Stock of theCorporation (the “**Preferred Shares"**) (with the rights and privileges set forth in theCertificate of Designations attached hereto as **Exhibit B** and convertible into7,068,290 shares of Common Stock), and (ii) BAOLI with registration rights with respect to theCommon Shares as set forth in **Exhibit C**.**1. **PURCHASE AND SALE****.**     The Agreement is hereby amended so that the term “**Shares**” consists of the CommonShares and the Preferred Shares. The purchase price per Common Share is $1.6275 and the purchaseprice per Preferred Share Is $16.275, with the total purchase price for the Shares equal to$15,000,000. On a fully converted basis, BAOLI will receive the same number of Common Shares asunder the Agreement,**2. **REGISTRATION RIGHTS**     STI hereby grants to BAOLI the registration rights related to the Common Shares set forth in**Exhibit C,****3.** **LEGALITY OF INVESTMENT**     3.1.**Legal Consent to the Amendment,** BAOLI and each Purchaser represents andwarrants that the execution and performance of the Amendment are consented and approved bythe Board of Directors of BAOLI and such Purchaser and that the Amendment is legally bindingon BAOLI and such Purchaser. BAOLI and each Purchaser also make the representations andwarranties set forth in **Exhibit A****.**     3.2. **Legality of the Offer to Amend.**STI represents and warrants that the executionand performance of the Amendment are for the corporate interest ofSIT's development and STI hasobtained all and any necessary internal approval and STI is legally bound by each of the Agreementand the Amendment, and in addition, subject to the representations and warranties ofeach Purchaser contained in **Exhibit A** upon which STI hereby relies complies with the
 

 
**EXHIBIT10.21**provisions of the laws and regulations of United States of America, including but notlimited to the pertinent SEC requirements.**4.** **TERMS AND EFFECT OF AMENDMENT**     Except as amended by this Amendment, the Agreement remains in full force and effect.Terms used in this Amendment that are not defined in this Amendment shall have the samemeaning given to such terms in the Agreement. Terms defined in this Amendment shall beapplicable to the Agreement, as amended hereby.     **IN WITNESS WHEREOF**, the parties have executed this Amendment as of the date first writtenabove.      SUPERCONDUCTOR TECHNOLOGIES, INC******