当当在美国上市的招股说明书,可详细了解当当的有关信息。

For the Year Ended December 31, For the Nine Months Ended September 30,

20072008200920092010 RMB RMB RMB US$RMB RMBUS$ (in thousands, except for share and per share data)

Weighted average number of common shares used in pro forma per share calculations—unaudited: Basic 313,313,990 313,313,990 Diluted 332,956,840 332,956,840 Notes: (1) Share-based compensation expenses were allocated in operating expenses as follows:

(2) Each holder of series A, series B and series C convertible preferred shares is entitled to dividends at the rate of US$0.0112, US$0.0172 and US$0.0438 per share per

annum (as adjusted for any stock dividends, combinations or splits with respect to such shares), respectively, prior and in preference to any declaration or payment of any dividend (payable other than in common shares) on the common shares. Prior to June 2010, each holder of series C convertible preferred shares was entitled to dividends at the rate of US$0.0534 per share per annum. For each of the years ended December 31, 2007, 2008 and 2009 and the nine months ended September 30, 2010, the basic and diluted losses per share were calculated using the two class method taking into consideration of the deemed dividends that each preferred shareholder is entitled to.

2007RMB

As of December 31,

2008

RMBRMB

US$

2009

RMB

As of September 30,

2010 US$US$

Pro forma

US$Pro forma as adjusted

(Unaudited)(1)

(in thousands)

(Unaudited)(2)

Summary Consolidated Balance Sheet Data: Cash and cash

equivalents Held-to-maturity investments Inventories Accounts receivable (net of allowance for

doubtful accounts of nil as of December 31, 2007, 2008 and 2009 and September

63,531 66,509 75,759

11,323

198,652

29,692

29,692 226,826

102,000 50,000 90,000 13,452 169,617 300,813 540,744 80,823

930,521

95,000 14,199

139,081

139,081

14,199

139,081

14,199

7,925

8,025

11,764

1,758

13,224

1,977

1,977

1,977