String body = new String("<html><body><table><tr><td><br/>" +header+"</td></tr><br/><br/>"+"Get <b> Best Score </b> in your Android Phone.<br/>"+"<a href=\"" + link_val + "\">" + text_value+ "</a>");
emailIntent.putExtra(android.content.Intent.EXTRA_TEXT, html.fromHtml(body));
Android仅支持一些Tag ..
有关更多信息,请查看以下链接