Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
List of ambassadors of China to Pakistan
Table title:
List of representatives
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Diplomatic agrément/Diplomatic accreditation </th><th colspan=1 rowspan=1 > ambassador </th><th colspan=1 rowspan=1 > Chinese language zh:中国驻巴基斯坦大使列表 </th><th colspan=1 rowspan=1 > Observations </th><th colspan=1 rowspan=1 > Premier of the People's Republic of China </th><th colspan=1 rowspan=1 > List of Prime Ministers of Pakistan </th><th colspan=1 rowspan=1 > Term end </th></tr>
<tr> <td colspan=1 rowspan=1 > May 21, 1951 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > The governments in Karachi and Beijing established diplomatic relations </td><td colspan=1 rowspan=1 > Zhou Enlai </td><td colspan=1 rowspan=1 > Liaquat Ali Khan </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > September 1951 </td><td colspan=1 rowspan=1 > Han Nianlong </td><td colspan=1 rowspan=1 > zh:韩念龙 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zhou Enlai </td><td colspan=1 rowspan=1 > Liaquat Ali Khan </td><td colspan=1 rowspan=1 > February 1956 </td></tr>
<tr> <td colspan=1 rowspan=1 > March 1956 </td><td colspan=1 rowspan=1 > Geng Biao </td><td colspan=1 rowspan=1 > zh:耿飚 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zhou Enlai </td><td colspan=1 rowspan=1 > Iskander Mirza </td><td colspan=1 rowspan=1 > October 1959 </td></tr>
<tr> <td colspan=1 rowspan=1 > January 1960 </td><td colspan=1 rowspan=1 > Ding Guoyv </td><td colspan=1 rowspan=1 > zh:丁国钰 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zhou Enlai </td><td colspan=1 rowspan=1 > Ayub Khan (general) </td><td colspan=1 rowspan=1 > July 1966 </td></tr>
<tr> <td colspan=1 rowspan=1 > August 1966 </td><td colspan=1 rowspan=1 > Zhang Wenjin </td><td colspan=1 rowspan=1 > zh:章文晋 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zhou Enlai </td><td colspan=1 rowspan=1 > Ayub Khan (general) </td><td colspan=1 rowspan=1 > January 1967 </td></tr>
<tr> <td colspan=1 rowspan=1 > June 1969 </td><td colspan=1 rowspan=1 > Zhang Tong </td><td colspan=1 rowspan=1 > zh:張彤 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zhou Enlai </td><td colspan=1 rowspan=1 > Agha Muhammad Yahya Khan </td><td colspan=1 rowspan=1 > August 1974 </td></tr>
<tr> <td colspan=1 rowspan=1 > September 1974 </td><td colspan=1 rowspan=1 > Lu Weizhao </td><td colspan=1 rowspan=1 > zh:陸維釗 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zhou Enlai </td><td colspan=1 rowspan=1 > Fazal Ilahi Chaudhry </td><td colspan=1 rowspan=1 > April 1979 </td></tr>
<tr> <td colspan=1 rowspan=1 > August 1979 </td><td colspan=1 rowspan=1 > Xu Yixing </td><td colspan=1 rowspan=1 > zh:徐以新 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Hua Guofeng </td><td colspan=1 rowspan=1 > Mohammed Zia ul-Haq </td><td colspan=1 rowspan=1 > April 1982 </td></tr>
<tr> <td colspan=1 rowspan=1 > July 1982 </td><td colspan=1 rowspan=1 > Wang Chuanbin </td><td colspan=1 rowspan=1 > zh:王传斌 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zhao Ziyang </td><td colspan=1 rowspan=1 > Mohammed Zia ul-Haq </td><td colspan=1 rowspan=1 > November 1986 </td></tr>
<tr> <td colspan=1 rowspan=1 > December 1986 </td><td colspan=1 rowspan=1 > Tian Ding </td><td colspan=1 rowspan=1 > zh:田丁 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zhao Ziyang </td><td colspan=1 rowspan=1 > Mohammed Zia ul-Haq </td><td colspan=1 rowspan=1 > April 1991 </td></tr>
<tr> <td colspan=1 rowspan=1 > May 1991 </td><td colspan=1 rowspan=1 > Zhou Gang </td><td colspan=1 rowspan=1 > zh:周刚 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Li Peng </td><td colspan=1 rowspan=1 > Ghulam Ishaq Khan </td><td colspan=1 rowspan=1 > March 1995 </td></tr>
<tr> <td colspan=1 rowspan=1 > April 1995 </td><td colspan=1 rowspan=1 > Zhang Chengli </td><td colspan=1 rowspan=1 > zh:张成礼 </td><td colspan=1 rowspan=1 > (*1937) From September 1993 to February 1995 he was ambassador in Colombo Sri Lanka. From April 1995 tp January 1999 he was ambassador in Islamabad (Pakistan) </td><td colspan=1 rowspan=1 > Li Peng </td><td colspan=1 rowspan=1 > Faruk Ahmad Khan Leghari </td><td colspan=1 rowspan=1 > January 1999 </td></tr>
<tr> <td colspan=1 rowspan=1 > January 1999 </td><td colspan=1 rowspan=1 > Lu Shulin </td><td colspan=1 rowspan=1 > zh:陆树林 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zhu Rongji </td><td colspan=1 rowspan=1 > Mohammed Rafiq Tarar </td><td colspan=1 rowspan=1 > April 2002 </td></tr>
<tr> <td colspan=1 rowspan=1 > April 2002 </td><td colspan=1 rowspan=1 > Zhang Chunxiang </td><td colspan=1 rowspan=1 > zh:张春祥 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zhu Rongji </td><td colspan=1 rowspan=1 > Pervez Musharraf </td><td colspan=1 rowspan=1 > February 2007 </td></tr>
<tr> <td colspan=1 rowspan=1 > March 2007 </td><td colspan=1 rowspan=1 > Luo Zhaohui </td><td colspan=1 rowspan=1 > zh:罗照辉 </td><td colspan=1 rowspan=1 > (* February 1962) From March 2007 to June 2010 he was ambassador in Islamabad Pakistan. From May 2014 to September 2016 he was ambassador in Ottawa Canada. </td><td colspan=1 rowspan=1 > Wen Jiabao </td><td colspan=1 rowspan=1 > Pervez Musharraf </td><td colspan=1 rowspan=1 > June 2010 </td></tr>
<tr> <td colspan=1 rowspan=1 > July 2010 </td><td colspan=1 rowspan=1 > Liu Jian (diplomat) </td><td colspan=1 rowspan=1 > zh:刘健 (外交官) </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Wen Jiabao </td><td colspan=1 rowspan=1 > Asif Ali Zardari </td><td colspan=1 rowspan=1 > May 2013 </td></tr>
<tr> <td colspan=1 rowspan=1 > June 2013 </td><td class="highlighted"  colspan=1 rowspan=1 > Sun Weidong </td><td colspan=1 rowspan=1 > 孙卫东 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Li Keqiang </td><td colspan=1 rowspan=1 > Nawaz Sharif </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > November 2017 </td><td class="highlighted"  colspan=1 rowspan=1 > Yao Jing </td><td colspan=1 rowspan=1 > 姚敬 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Li Keqiang </td><td colspan=1 rowspan=1 > Shahid Khaqan Abbasi </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
What position did Yao Jing hold in 2017 and who did he replace?
Answer:
Yao Jing was the Chinese Ambassador to Pakistan in 2017, replacing Sun Weidong.