<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<META HTTP-EQUIV="CONTENT-TYPE" CONTENT="text/html; charset=utf-8">
<TITLE></TITLE>
<META NAME="GENERATOR" CONTENT="LibreOffice 4.1.0.0.beta2 (Linux)">
<STYLE TYPE="text/css">
<!--
@page { margin: 0.79in }
P { margin-bottom: 0.08in; direction: ltr; color: #000000; line-height: s%; widows: 2; orphans: 2 }
P.western { font-family: "Calibri", sans-serif; font-size: 11pt; so-language: en-US }
P.cjk { font-family: "Calibri", sans-serif; font-size: 11pt; so-language: zh-CN }
P.ctl { font-family: "Times New Roman", serif; font-size: 11pt; so-language: ar-SA }
A:link { so-language: zxx }
-->
</STYLE>
</HEAD>
<BODY LANG="en-US" TEXT="#000000" DIR="LTR">
<P CLASS="western" STYLE="margin-bottom: 0in; line-height: d%"><FONT FACE="Times New Roman, serif"><FONT SIZE=3><SPAN STYLE="background: transparent">Xây
dựng phần mềm thư điện tử đa cấp nguồn mở</SPAN></FONT></FONT></P>
</BODY>
</HTML>