<html><head></head><body><div class="yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><div dir="ltr" data-setdir="false"><div><table align="center" border="0" cellpadding="0" cellspacing="0" height="100%" width="100%" id="ydpb176cfa0bodyTable" style="border-collapse: collapse; margin: 0px; padding: 0px; width: 975px; background-color: rgb(250, 250, 250); font-family: "Times New Roman"; min-height: 1473px;"><tbody><tr><td align="center" valign="top" id="ydpb176cfa0bodyCell" style="margin: 0px; padding: 10px; width: 955px; border-top: 0px; min-height: 1453px;"><table border="0" cellpadding="0" cellspacing="0" width="100%" class="ydpb176cfa0templateContainer" style="border-collapse: collapse; border: 0px; max-width: 600px !important; width: 600px !important;"><tbody><tr><td valign="top" id="ydpb176cfa0templatePreheader" style="background-image: none; background-size: cover; border-top: 0px; border-bottom: 0px; padding-top: 0px; padding-bottom: 0px;"></td></tr><tr><td valign="top" id="ydpb176cfa0templateHeader" style="background-color: rgb(255, 255, 255); background-image: none; background-size: cover; border-top: 0px; border-bottom: 0px; padding-top: 9px; padding-bottom: 0px;"><table border="0" cellpadding="0" cellspacing="0" width="100%" class="ydpb176cfa0mcnTextBlock" style="border-collapse: collapse; min-width: 100%;"><tbody class="ydpb176cfa0mcnTextBlockOuter"><tr><td valign="top" class="ydpb176cfa0mcnTextBlockInner" style="padding-top: 9px;"><p align="right" style="margin: 10px 0px; padding: 0px;"></p><br><table align="left" border="0" cellpadding="0" cellspacing="0" width="100%" class="ydpb176cfa0mcnTextContentContainer" style="border-collapse: collapse; max-width: 100%; min-width: 100%;"><tbody><tr><td valign="top" class="ydpb176cfa0mcnTextContent" style="color: rgb(32, 32, 32); font-family: Helvetica; font-size: 16px; line-height: 24px; padding: 0px 18px 9px;"><div style="text-align: center;"><span style="font-size: 18px;"><span style="color: rgb(51, 51, 51);"><em>Dear Authors! Warm greetings!</em></span></span><br><br><span style="font-size: 22px;"><strong><span style="color: rgb(163, 0, 0);"><span style="font-family: "open sans", "helvetica neue", helvetica, arial, sans-serif;">WELCOME TO THE JOURNAL<br>OF SOUTHWEST JIAOTONG UNIVERSITY<br>( Vol. 59 , No 4 - 2024)</span></span></strong></span><br> </div></td></tr></tbody></table></td></tr></tbody></table><table border="0" cellpadding="0" cellspacing="0" width="100%" class="ydpb176cfa0mcnImageBlock" style="border-collapse: collapse; min-width: 100%;"><tbody class="ydpb176cfa0mcnImageBlockOuter"><tr><td valign="top" class="ydpb176cfa0mcnImageBlockInner" style="padding: 0px;"><table align="left" width="100%" border="0" cellpadding="0" cellspacing="0" class="ydpb176cfa0mcnImageContentContainer" style="border-collapse: collapse; min-width: 100%;"><tbody><tr><td class="ydpb176cfa0mcnImageContent" valign="top" style="padding: 0px; text-align: center;"><a href="http://image-emails.pro/papersubmission/" rel="nofollow" target="_blank"><img align="center" alt="" src="http://image-emails.pro/COVER9.png" class="ydpb176cfa0mcnImage" style="border: 0px; 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font-size: 16px; line-height: 24px; padding: 0px 30px 9px 40px;"><br><strong>Journal of Southwest Jiaotong University, (ISSN: 0258-2724) </strong><span style="font-size: 18px;">is a peer-reviewed, multidisciplinary specialized international journal aimed at promoting research worldwide in fields of railway rolling stock, civil engineering, electrical engineering, electric traction and electronic technology, transport engineering and traffic, mechanical engineering, environmental science, information science and technology, materials science and engineering, applied physics, etc.<br><br>Journal of Southwest Jiaotong University is abstracted and Indexed in Scopus, Geobase, Current Contents, Chemical Abstracts, etc.<br><br>Visit this <a href="http://image-emails.pro/link/" style="color: rgb(91, 92, 92); text-decoration-line: underline;" rel="nofollow" target="_blank">Link</a> for further details. </span><br> </td></tr></tbody></table><table align="left" border="0" cellpadding="0" cellspacing="0" width="100%" class="ydpb176cfa0mcnTextContentContainer" style="border-collapse: collapse; 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font-family: Helvetica; font-size: 16px; line-height: 24px; padding: 0px 40px 9px;"><br>Journal receives manuscripts via online submission system or email: <strong><span style="color: rgb(0, 0, 0);">editor@jsju_org</span></strong></td></tr></tbody></table></td></tr></tbody></table><table border="0" cellpadding="0" cellspacing="0" width="100%" class="ydpb176cfa0mcnTextBlock" style="border-collapse: collapse; min-width: 100%;"><tbody class="ydpb176cfa0mcnTextBlockOuter"><tr><td valign="top" class="ydpb176cfa0mcnTextBlockInner" style="padding-top: 9px;"><table align="left" border="0" cellpadding="0" cellspacing="0" width="100%" class="ydpb176cfa0mcnTextContentContainer" style="border-collapse: collapse; max-width: 600px;"><tbody><tr><td valign="top" class="ydpb176cfa0mcnTextContent" style="color: rgb(32, 32, 32); font-family: Helvetica; font-size: 16px; line-height: 24px; padding: 0px 18px 9px 40px;">Please kindly let us know if you have any doubt.<br>With best regards,<br>Jessie Wang<br>Secretary of the Editorial Office <br> </td></tr></tbody></table><table align="left" border="0" cellpadding="0" cellspacing="0" width="100%" class="ydpb176cfa0mcnTextContentContainer" style="border-collapse: collapse; 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