<html><body><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><div>Hi<br></div><div><br data-mce-bogus="1"></div><div>Thanks for your reply, which shed a lot light on my problem. I will have a careful study of what you said later.</div><div><br data-mce-bogus="1"></div><div>Thanks again.<br data-mce-bogus="1"></div><div><br></div><div data-marker="__SIG_PRE__"><div>Bien cordialement<br></div><div><br></div><div>Zhenrong JING<br></div><div><br></div><div>Doctorant (Doctor Candidate)<br></div><div><br></div><div>LHEEA</div><div><br></div><div>Ecole Centrale de Nantes<br></div><div><br></div><div><span class="_Xbe">1 Rue de la Noƫ, 44321 Nantes, France<br></span></div></div></div></body></html>