question for visa application for treatment from Iraq

hi
good day
we are from Iraq , have male patient 27 years with cancer of lung, we got invitation for treatment from fuda hospital / Guangzhou city by e mail and this hospital send message by e mail that our patient need treatment there with copy of invitation to visa office in Jordan as we request, because they told us they can not send the invitation with original stamp . is it O.K for applying visa by this way as faster way please?
other question is the name of last ambassador of Republic of China in Jordan is Mr. Gong Xiaosheng?
thank you with best regards