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                                                                    Exhibit 4.13

The undersigned holder of the Series B Preferred Shares of LDK Solar Co., Ltd.
(the "Company") has received a copy of the unaudited consolidated income
statements of the Company Group (as that term is defined in the Share Purchase
Agreement between the Company and the holders of the Series B Preferred Shares,
dated September 15, 2006 (the "Series B SPA"), for the three-month period ended
March 31, 2007 that has been reviewed by KPMG in accordance with US GAAP (the
"Unaudited First Quarter Financial Statements"). According to the Unaudited
First Quarter Financial Statements, the Net Income of the Company (as defined in
the Unaudited First Quarter Financial Statements) for the three months ended
March 31, 2007 are US$24,534,000.

Notwithstanding the provisions in the Series B SPA and subject to the provisions
set forth in the paragraph immediately below, the undersigned holder of the
Series B Preferred Shares agrees that, if the Company completes its public
filing of the F-1 registration statement on or before May 31, 2007, its final
ownership in the Company shall remain unchanged as its Initial Ownership in the
Company on the basis of the Net Income as stated in the Unaudited First Quarter
Financial Statements.

Please note this confirmation is based solely on the Net Income of the Company
for the three-month period ended March 31, 2007 that are contained in the
Unaudited First Quarter Financial Statements provided by the Company to the
undersigned. The undersigned has not conducted any independent verification of
such numbers or has not otherwise conducted an independent review or audit of
the Company's financial statements for the three months ended March 31, 2007. In
the event (i) the financial statements of the three-month period ended March 31,
2007 are revised in any aspect prior to the completion of the Company's
Qualified IPO on the NYSE; or (ii) the Company fails to complete its public
filing of the F-1 registration statement on or before May 31, 2007; or (iii) the
Company fails to complete a Qualified IPO on the NYSE within two months after
its public filing of the F-1 registration statement, the confirmation stated
above with respect to both the Net Income and the applicable review period shall
be null and void, and the rights of the undersigned with respect to the
adjustment of its final ownership in the Company as set forth in Section 2.4 of
the Series B SPA shall remain in full force and effect.

Dated as of April 30, 2007

HOLDER OF SERIES B PREFERRED SHARES

JAFCO ASIA TECHNOLOGY FUND III

/s/ Hiroshi Yamada
-----------------------------------
By: Hiroshi Yamada
Title: Attorney<PAGE>

                                                                    Exhibit 4.14

The undersigned holder of the Series B Preferred Shares and/or Series C
Preferred Shares of LDK Solar Co., Ltd. (the "Company") has received a copy of
the unaudited consolidated income statements of the Company Group (as that term
is defined in the Share Purchase Agreement between the Company and the holders
of the Series B Preferred Shares, dated September 15, 2006 (the "Series B SPA"),
and the Share Purchase Agreement between the Company and the holders of the
Series C Preferred Shares, dated December 15, 2006 (the "Series C SPA")) for the
three-month period ended March 31, 2007 that has been reviewed by KPMG in
accordance with US GAAP (the "Unaudited First Quarter Financial Statements").
According to the Unaudited First Quarter Financial Statements, the Net Income of
the Company (as defined in the Unaudited First Quarter Financial Statements) for
the three months ended March 31, 2007 are US$24,534,000.

Notwithstanding the provisions in the Series B SPA or the Series C SPA and
subject to the provisions set forth in the paragraph immediately below, the
undersigned holder of the Series B Preferred Shares and/or Series C Preferred
Shares agrees that, if the Company completes its public filing of the F-1
registration statement on or before May 31, 2007, its final ownership in the
Company shall remain unchanged as its Initial Ownership in the Company on the
basis of the Net Income as stated in the Unaudited First Quarter Financial
Statements.

Please note this confirmation is based solely on the Net Income of the Company
for the three-month period ended March 31, 2007 that are contained in the
Unaudited First Quarter Financial Statements provided by the Company to the
undersigned. The undersigned has not conducted any independent verification of
such numbers or has not otherwise conducted an independent review or audit of
the Company's financial statements for the three months ended March 31, 2007. In
the event (i) the financial statements of the three-month period ended March 31,
2007 are revised in any aspect prior to the completion of the Company's
Qualified IPO on the NYSE; or (ii) the Company fails to complete its public
filing of the F-1 registration statement on or before May 31, 2007; or (iii) the
Company fails to complete a Qualified IPO on the NYSE within two months after
its public filing of the F-1 registration statement, the confirmation stated
above with respect to both the Net Income and the applicable review period shall
be null and void, and the rights of the undersigned with respect to the
adjustment of its final ownership in the Company as set forth in Section 2.4 of
the Series B SPA and/or Section 2.4 of the Series C SPA shall remain in full
force and effect.

Dated as of April 30, 2007

HOLDER OF SERIES B PREFERRED SHARES        HOLDER OF SERIES C PREFERRED SHARES

/s/ Jun Otsuka                             /s/ Jun Otsuka
------------------------------             ------------------------------
Jun Otsuka                                 Jun Otsuka
Managing Director                          Managing Director
MUS Roosevelt China Pacific Fund L.P.      MUS Roosevelt China Pacific Fund L.P.<PAGE>

                                                                    Exhibit 4.15

The undersigned holder of the Series B Preferred Shares and/or Series C
Preferred Shares of LDK Solar Co., Ltd. (the "Company") has received a copy of
the unaudited consolidated income statements of the Company Group (as that term
is defined in the Share Purchase Agreement between the Company and the holders
of the Series B Preferred Shares, dated September 15, 2006 (the "Series B SPA"),
and the Share Purchase Agreement between the Company and the holders of the
Series C Preferred Shares, dated December 15, 2006 (the "Series C SPA")) for the
three-month period ended March 31, 2007 that has been reviewed by KPMG in
accordance with US GAAP (the "Unaudited First Quarter Financial Statements").
According to the Unaudited First Quarter Financial Statements, the Net Income of
the Company (as defined in the Unaudited First Quarter Financial Statements) for
the three months ended March 31, 2007 are US$24,534,000.

Notwithstanding the provisions in the Series B SPA or the Series C SPA and
subject to the provisions set forth in the paragraph immediately below, the
undersigned holder of the Series B Preferred Shares and/or Series C Preferred
Shares agrees that, if the Company completes its public filing of the F-1
registration statement on or before May 31, 2007, its final ownership in the
Company shall remain unchanged as its Initial Ownership in the Company on the
basis of the Net Income as stated in the Unaudited First Quarter Financial
Statements.

Please note this confirmation is based solely on the Net Income of the Company
for the three-month period ended March 31, 2007 that are contained in the
Unaudited First Quarter Financial Statements provided by the Company to the
undersigned. The undersigned has not conducted any independent verification of
such numbers or has not otherwise conducted an independent review or audit of
the Company's financial statements for the three months ended March 31, 2007. In
the event (i) the financial statements of the three-month period ended March 31,
2007 are revised in any aspect prior to the completion of the Company's
Qualified IPO on the NYSE; or (ii) the Company fails to complete its public
filing of the F-1 registration statement on or before May 31, 2007; or (iii) the
Company fails to complete a Qualified IPO on the NYSE within two months after
its public filing of the F-1 registration statement, the confirmation stated
above with respect to both the Net Income and the applicable review period shall
be null and void, and the rights of the undersigned with respect to the
adjustment of its final ownership in the Company as set forth in Section 2.4 of
the Series B SPA and/or Section 2.4 of the Series C SPA shall remain in full
force and effect.

Dated as of April 30, 2007

HOLDER OF SERIES B PREFERRED SHARES         HOLDER OF SERIES C PREFERRED SHARES

Tech Team Holdings Limited                  Tech Team Holdings Limited

/s/ Weng Jiyi                               /s/ Weng Jiyi<PAGE>

                                                                    Exhibit 4.16

The undersigned holder of the Series B Preferred Shares and/or Series C
Preferred Shares of LDK Solar Co., Ltd. (the "Company") has received a copy of
the unaudited consolidated income statements of the Company Group (as that term
is defined in the Share Purchase Agreement between the Company and the holders
of the Series B Preferred Shares, dated September 15, 2006 (the "Series B SPA"),
and the Share Purchase Agreement between the Company and the holders of the
Series C Preferred Shares, dated December 15, 2006 (the "Series C SPA")) for the
three-month period ended March 31, 2007 that has been reviewed by KPMG in
accordance with US GAAP (the "Unaudited First Quarter Financial Statements").
According to the Unaudited First Quarter Financial Statements, the Net Income of
the Company (as defined in the Unaudited First Quarter Financial Statements) for
the three months ended March 31, 2007 are US$24,534,000.

Notwithstanding the provisions in the Series B SPA or the Series C SPA and
subject to the provisions set forth in the paragraph immediately below, the
undersigned holder of the Series B Preferred Shares and/or Series C Preferred
Shares agrees that, if the Company completes its public filing of the F-1
registration statement on or before May 31, 2007, its final ownership in the
Company shall remain unchanged as its Initial Ownership in the Company on the
basis of the Net Income as stated in the Unaudited First Quarter Financial
Statements.

Please note this confirmation is based solely on the Net Income of the Company
for the three-month period ended March 31, 2007 that are contained in the
Unaudited First Quarter Financial Statements provided by the Company to the
undersigned. The undersigned has not conducted any independent verification of
such numbers or has not otherwise conducted an independent review or audit of
the Company's financial statements for the three months ended March 31, 2007. In
the event (i) the financial statements of the three-month period ended March 31,
2007 are revised in any aspect prior to the completion of the Company's
Qualified IPO on the NYSE; or (ii) the Company fails to complete its public
filing of the F-1 registration statement on or before May 31, 2007; or (iii) the
Company fails to complete a Qualified IPO on the NYSE within two months after
its public filing of the F-1 registration statement, the confirmation stated
above with respect to both the Net Income and the applicable review period shall
be null and void, and the rights of the undersigned with respect to the
adjustment of its final ownership in the Company as set forth in Section 2.4 of
the Series B SPA and/or Section 2.4 of the Series C SPA shall remain in full
force and effect.

Dated as of April 30, 2007

HOLDER OF SERIES B PREFERRED SHARES         HOLDER OF SERIES C PREFERRED SHARES

BOFA Capital Company Limited                BOFA Capital Company Limited

/s/ Peng Lingyong                           /s/ Peng Lingyong
----------------------------                ----------------------------
Peng Lingyong                               Peng Lingyong

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