No. The contact information in the link you cited is for the US citizen who has trouble/emergecy in China to seek support/assistance from the US Consulates, not for a Chinese to apply for emergency visa.
You may read the following link and then, help yur brother to file the DS 160 B2 visa application and request expedited interview following the instructions in the link (read the part: I have an urgent need to expedite my NIV interview).