diff --git a/resources/qiye.html b/resources/qiye.html
index 96c671e..3f3c71b 100644
--- a/resources/qiye.html
+++ b/resources/qiye.html
@@ -2113,13 +2113,17 @@
                             }
 
                             html2canvas(pageEl, {
-                                scale: 2,
+                                scale: 1.5,
                                 useCORS: true,
                                 scrollX: 0,
                                 scrollY: -window.scrollY,
                             })
                                 .then(function (canvas) {
-                                    var imgData = canvas.toDataURL("image/png");
+                                    // 使用 JPEG 可以避免部分环境下 PNG 解析问题（Incomplete or corrupt PNG file）
+                                    var imgData = canvas.toDataURL(
+                                        "image/jpeg",
+                                        0.95,
+                                    );
 
                                     var pdf = new jspdf.jsPDF("p", "mm", "a4");
                                     var pageWidth = pdf.internal.pageSize.getWidth();
@@ -2134,7 +2138,7 @@
 
                                     pdf.addImage(
                                         imgData,
-                                        "PNG",
+                                        "JPEG",
                                         0,
                                         position,
                                         imgWidth,
@@ -2147,7 +2151,7 @@
                                         pdf.addPage();
                                         pdf.addImage(
                                             imgData,
-                                            "PNG",
+                                            "JPEG",
                                             0,
                                             position,
                                             imgWidth,