有人可以帮忙翻译介绍信为德文吗？

wdlang

18 December 2011
To Germany Embassy of China,

% J- q% H: A# M& T7 G( CDear Sir/Madam,

This is to certify that Dr. Changqing Jin of our Institute of Physics, Chinese Academy of Sciences, will do postdoc at  University of Augsburg from 14 February 2012 to 1 March 2013 in Germany.  He will be paid by the University of Aubgsburg during his work, and he will return to China after his visit.
% x- o. l  b/ }7 ?
2 z8 z; s5 S9 S5 d, R5 r& t! gWe would appreciate it if you would give him all necessary assistance.
3 z7 |1 I. _1 g9 Z7 \3 V0 p4 v
3 m3 n. p. {- A' P3 F
4 M% S! F1 n0 e% |( N7 eProf. Li Lu
! O9 X; R; x1 Z9 ]+ _2 t% E- m8 e/ UDeputy Director of Institute of Physics
Chinese Academy of Sciences

wdlang

万分感激啊！