与其使用 Chrome 生成的长长的 XPath，不如只搜索具有 yfnc_tabledata1 类的表；只有一个：
>>> tree.xpath("//table[@class='yfnc_tabledata1']")
[<Element table at 0x10445e788>]
从那里转到您的<td>：
>>> tree.xpath("//table[@class='yfnc_tabledata1']//td[1]")[0].text_content()
'Period EndingDec 31, 2014Dec 31, 2013Dec 31, 2012\n \n Total Revenue\n \n \n \n 31,821,000\xa0\xa0\n \n \n \n 30,871,000\xa0\xa0\n \n \n \n 29,904,000\xa0\xa0\n \n Cost of Revenue16,447,000\xa0\xa016,106,000\xa0\xa015,685,000\xa0\xa0\n \n Gross Profit\n \n \n \n 15,374,000\xa0\xa0\n \n \n \n 14,765,000\xa0\xa0\n \n \n \n 14,219,000\xa0\xa0\n \n \n \n Operating Expenses\n \n Research Development1,770,000\xa0\xa01,715,000\xa0\xa01,634,000\xa0\xa0\n \n Selling General and Administrative6,469,000\xa0\xa06,384,000\xa0\xa06,102,000\xa0\xa0\n \n Non Recurring\n -\n \xa0\n -\n \xa0\n -\n \xa0\n \n Others\n -\n \xa0\n -\n \xa0\n -\n \xa0\n \n \n \n Total Operating Expenses\n -\n \xa0\n -\n \xa0\n -\n \xa0\n \n Operating Income or Loss\n \n \n \n 7,135,000\xa0\xa0\n \n \n \n 6,666,000\xa0\xa0\n \n \n \n 6,483,000\xa0\xa0\n \n \n \n Income from Continuing Operations\n \n Total Other Income/Expenses Net33,000\xa0\xa041,000\xa0\xa039,000\xa0\xa0\n \n Earnings Before Interest And Taxes7,168,000\xa0\xa06,707,000\xa0\xa06,522,000\xa0\xa0\n \n Interest Expense142,000\xa0\xa0145,000\xa0\xa0171,000\xa0\xa0\n \n Income Before Tax7,026,000\xa0\xa06,562,000\xa0\xa06,351,000\xa0\xa0\n \n Income Tax Expense2,028,000\xa0\xa01,841,000\xa0\xa01,840,000\xa0\xa0\n \n Minority Interest(42,000)(62,000)(67,000)\n \n \n \n Net Income From Continuing Ops4,956,000\xa0\xa04,659,000\xa0\xa04,444,000\xa0\xa0\n \n Non-recurring Events\n \n Discontinued Operations\n -\n \xa0\n -\n \xa0\n -\n \xa0\n \n Extraordinary Items\n -\n \xa0\n -\n \xa0\n -\n \xa0\n \n Effect Of Accounting Changes\n -\n \xa0\n -\n \xa0\n -\n \xa0\n \n Other Items\n -\n \xa0\n -\n \xa0\n -\n \xa0\n \n Net Income\n \n \n \n 4,956,000\xa0\xa0\n \n \n \n 4,659,000\xa0\xa0\n \n \n \n 4,444,000\xa0\xa0\n \n Preferred Stock And Other Adjustments\n -\n \xa0\n -\n \xa0\n -\n \xa0\n \n Net Income Applicable To Common Shares\n \n \n \n 4,956,000\xa0\xa0\n \n \n \n 4,659,000\xa0\xa0\n \n \n \n 4,444,000\xa0\xa0\n \n '
>>> print(tree.xpath("//table[@class='yfnc_tabledata1']//td[1]")[0].text_content())
Period EndingDec 31, 2014Dec 31, 2013Dec 31, 2012
Total Revenue
31,821,000
30,871,000
29,904,000
Cost of Revenue16,447,000 16,106,000 15,685,000
Gross Profit
15,374,000
14,765,000
14,219,000
Operating Expenses
Research Development1,770,000 1,715,000 1,634,000
Selling General and Administrative6,469,000 6,384,000 6,102,000
Non Recurring
-
-
-
Others
-
-
-
Total Operating Expenses
-
-
-
Operating Income or Loss
7,135,000
6,666,000
6,483,000
Income from Continuing Operations
Total Other Income/Expenses Net33,000 41,000 39,000
Earnings Before Interest And Taxes7,168,000 6,707,000 6,522,000
Interest Expense142,000 145,000 171,000
Income Before Tax7,026,000 6,562,000 6,351,000
Income Tax Expense2,028,000 1,841,000 1,840,000
Minority Interest(42,000)(62,000)(67,000)
Net Income From Continuing Ops4,956,000 4,659,000 4,444,000
Non-recurring Events
Discontinued Operations
-
-
-
Extraordinary Items
-
-
-
Effect Of Accounting Changes
-
-
-
Other Items
-
-
-
Net Income
4,956,000
4,659,000
4,444,000
Preferred Stock And Other Adjustments
-
-
-
Net Income Applicable To Common Shares
4,956,000
4,659,000
4,444,000