Tools & Wizards About Us
xitongcheng.com screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

xitongcheng.com

Win10系统下载_Win7,Win10,win11 Ghost 纯净版64位电脑windows系统下载－系统城

Page Load Speed

14.5 sec in total

First Response

451 ms

Resources Loaded

13.5 sec

Page Rendered

551 ms

xitongcheng.com screenshot

About Website

Click here to check amazing Xitongcheng content for China. Otherwise, check out these important facts you probably never knew about xitongcheng.com

系统城官网（www.xitongcheng.com）是国内最专业的电脑win7/Win10/win11系统下载平台，为广大的用户提供免激活ghost win7/win10系统下载，以及windows系列xp/win8/win8.1/win10/win11系统的64位操作系统盘的下载；轻松安装系统，U盘装系统，快速无忧！同时网罗了各种win7/win10主题包win8、xp系统优化美化包、动态鼠标指...

Visit xitongcheng.com

Key Findings

We analyzed Xitongcheng.com page load time and found that the first response time was 451 ms and then it took 14 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

xitongcheng.com performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value12.0 s

0/100

25%

SI (Speed Index)

Value8.8 s

16/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.085

93/100

15%

TTI (Time to Interactive)

Value16.2 s

5/100

10%

Network Requests Diagram

xitongcheng.com

451 ms

xitongcheng.com

868 ms

www.xitongcheng.com

1304 ms

tz.js

857 ms

index.css

1119 ms

Our browser made a total of 246 requests to load all elements on the main page. We found that 1% of them (3 requests) were addressed to the original Xitongcheng.com, 90% (222 requests) were made to Up.xitongcheng.com and 7% (18 requests) were made to Static.xitongcheng.com. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Up.xitongcheng.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 397.3 kB (20%)

Content Size

2.0 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Xitongcheng.com main page is 2.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 322.4 kB

  • Original 368.8 kB
  • After minification 322.4 kB
  • After compression 46.4 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 46.4 kB, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 322.4 kB or 87% of the original size.

Image Optimization

-4%

Potential reduce by 54.4 kB

  • Original 1.5 MB
  • After minification 1.5 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Xitongcheng images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 12.3 kB

  • Original 80.6 kB
  • After minification 80.6 kB
  • After compression 68.3 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 12.3 kB or 15% of the original size.

CSS Optimization

-25%

Potential reduce by 8.1 kB

  • Original 32.0 kB
  • After minification 32.0 kB
  • After compression 23.8 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Xitongcheng.com needs all CSS files to be minified and compressed as it can save up to 8.1 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 91 (62%)

Requests Now

146

After Optimization

55

  • Images
  • JavaScript
  • CSS

The browser has sent 146 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Xitongcheng. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

xitongcheng.com

xitongcheng.com

451 ms

xitongcheng.com

xitongcheng.com

868 ms

www.xitongcheng.com

www.xitongcheng.com

1304 ms

tz.js

tz.js

857 ms

index.css

index.css

1119 ms

jquery.js

jquery.js

1131 ms

search.js

search.js

903 ms

eccbc87e4b5ce2fe28308fd9f2a7baf3.js

eccbc87e4b5ce2fe28308fd9f2a7baf3.js

906 ms

common.js

common.js

1070 ms

lazyload.js

lazyload.js

874 ms

index.js

index.js

915 ms

base.css

base.css

223 ms

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1308 ms

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907 ms

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934 ms

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1162 ms

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950 ms

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1126 ms

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1132 ms

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1156 ms

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1407 ms

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1565 ms

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1571 ms

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1865 ms

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1790 ms

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1794 ms

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1842 ms

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1957 ms

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2009 ms

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2012 ms

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2047 ms

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2065 ms

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2093 ms

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2171 ms

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2226 ms

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2228 ms

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2269 ms

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2288 ms

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2322 ms

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2387 ms

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2444 ms

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2445 ms

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2490 ms

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2511 ms

logo.jpg

logo.jpg

445 ms

placeholder.png

placeholder.png

248 ms

sonicon.png

sonicon.png

224 ms

global.png

global.png

220 ms

global_1.png

global_1.png

224 ms

icon-littlestar.png

icon-littlestar.png

218 ms

icon_bibei.png

icon_bibei.png

540 ms

police.png

police.png

333 ms

push.js

push.js

1134 ms

hm.js

hm.js

1205 ms

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1650 ms

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1694 ms

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1735 ms

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1720 ms

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1593 ms

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1608 ms

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1628 ms

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1662 ms

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1582 ms

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1481 ms

hm.gif

hm.gif

318 ms

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1375 ms

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1392 ms

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1394 ms

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1297 ms

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1314 ms

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1310 ms

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1337 ms

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1345 ms

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1377 ms

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1297 ms

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1312 ms

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1310 ms

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1336 ms

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1344 ms

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1376 ms

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1297 ms

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1312 ms

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1311 ms

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1336 ms

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1343 ms

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1362 ms

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1310 ms

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1312 ms

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1311 ms

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1337 ms

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1347 ms

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1349 ms

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1325 ms

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1311 ms

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1311 ms

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1338 ms

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1344 ms

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1336 ms

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1338 ms

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1311 ms

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1312 ms

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1338 ms

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1344 ms

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1323 ms

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1351 ms

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1310 ms

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1311 ms

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1338 ms

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1344 ms

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1309 ms

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1365 ms

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1310 ms

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1312 ms

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1338 ms

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1344 ms

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1296 ms

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1376 ms

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1310 ms

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1312 ms

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1337 ms

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1b840ec63652a1f7965416fd6ae6707c_w20_h20.jpg

1345 ms

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bc61a9afb6b5e6c976c48edbfc6d5485_w20_h20.jpg

1296 ms

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a091160433537ae298ed7f7716d16a11_w20_h20.jpg

1376 ms

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26ff1ea52d3e0dc7e40e0ff4529f2195_w20_h20.jpg

1310 ms

e88ff26aef7527996e197dd8056c48a6_w20_h20.jpg

e88ff26aef7527996e197dd8056c48a6_w20_h20.jpg

1312 ms

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1337 ms

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0b46d408a9d90a12b1681ba30109dd2c_w20_h20.jpg

1341 ms

d1385b68599bc2ef470e6241d053e913_w20_h20.jpg

d1385b68599bc2ef470e6241d053e913_w20_h20.jpg

1297 ms

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0210b16a9d7807ff0208c3a66da517ce_w20_h20.jpg

1357 ms

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9d076bde35b3fcc5f0bd96e1fa670d17_w20_h20.jpg

1313 ms

1f13e35432c792a0ebd84a951f4c77a0_w20_h20.jpg

1f13e35432c792a0ebd84a951f4c77a0_w20_h20.jpg

1328 ms

b6b972bc8894dc05dcb248c366d37899_w20_h20.jpg

b6b972bc8894dc05dcb248c366d37899_w20_h20.jpg

1335 ms

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58720ea0d5496e0aa62cae45076c6264_w20_h20.jpg

1333 ms

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1308 ms

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1345 ms

8d3f2c3bf57f2146f1e02c0166a13961_w20_h20.jpg

8d3f2c3bf57f2146f1e02c0166a13961_w20_h20.jpg

1314 ms

0fc2c79feec20bf125ec61696664df1a_w20_h20.jpg

0fc2c79feec20bf125ec61696664df1a_w20_h20.jpg

1338 ms

bbeb4892c18d43a37a0f25de934003ec_w20_h20.png

bbeb4892c18d43a37a0f25de934003ec_w20_h20.png

1336 ms

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99eec2a870b0abe0df4750e15fd681a3_w20_h20.jpg

1325 ms

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cec775bbe9d82023c6989206629748cc_w20_h20.jpg

1315 ms

6576945e1b9ccc2fcee63f3553f4e4ee_w20_h20.jpg

6576945e1b9ccc2fcee63f3553f4e4ee_w20_h20.jpg

1335 ms

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5d97d84fedd56eb2c39a270ee2e9510c_w20_h20.jpg

1315 ms

9fb1cb4c2383b89588b3a9f1f9d29bd7_w20_h20.jpg

9fb1cb4c2383b89588b3a9f1f9d29bd7_w20_h20.jpg

1350 ms

929791f9e018621690c2c81df99477bb_w20_h20.jpg

929791f9e018621690c2c81df99477bb_w20_h20.jpg

1336 ms

afb296cb7c1c0576bceb1b1d8b80a2d1_w20_h15.jpg

afb296cb7c1c0576bceb1b1d8b80a2d1_w20_h15.jpg

1318 ms

4a9d5927eda9c9953b96030943cf12ee_w20_h20.jpg

4a9d5927eda9c9953b96030943cf12ee_w20_h20.jpg

1324 ms

a85a900d61e6c473e503e51773a1685b_w20_h15.jpg

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1323 ms

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034c5d6287792e1d2d5d34907668bdcf_w20_h20.jpg

1316 ms

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4ce29f4a14f0996f639868464e12515c_w20_h20.jpg

1361 ms

2541a0238a80e8c93271c1a6322c0229_w20_h20.jpg

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1336 ms

92c9b55733c19c5dd005516a0871f6a6_w20_h20.jpg

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1310 ms

bd96e5bd4f3882ada20c0901d24603b5_w20_h20.jpg

bd96e5bd4f3882ada20c0901d24603b5_w20_h20.jpg

1331 ms

9f387f7c679c1a2179b8864304479a3b_w20_h20.jpg

9f387f7c679c1a2179b8864304479a3b_w20_h20.jpg

1313 ms

6591950045e0cba44973b67f763f8d6d_w20_h20.jpg

6591950045e0cba44973b67f763f8d6d_w20_h20.jpg

1316 ms

c0fe3cd28e6e7c306eb3a2fc0be95c89_w20_h20.jpg

c0fe3cd28e6e7c306eb3a2fc0be95c89_w20_h20.jpg

1372 ms

61e5792ded703131c4a6b7d5cb5b7b32_w20_h20.jpg

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1336 ms

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1b840ec63652a1f7965416fd6ae6707c_w20_h20.jpg

1302 ms

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bc61a9afb6b5e6c976c48edbfc6d5485_w20_h20.jpg

1339 ms

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1310 ms

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1313 ms

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1377 ms

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1329 ms

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1303 ms

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1344 ms

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1309 ms

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1313 ms

1f13e35432c792a0ebd84a951f4c77a0_w20_h20.jpg

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1377 ms

b6b972bc8894dc05dcb248c366d37899_w20_h20.jpg

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1323 ms

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1310 ms

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1344 ms

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1310 ms

8d3f2c3bf57f2146f1e02c0166a13961_w20_h20.jpg

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1313 ms

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0fc2c79feec20bf125ec61696664df1a_w20_h20.jpg

1377 ms

bbeb4892c18d43a37a0f25de934003ec_w20_h20.png

bbeb4892c18d43a37a0f25de934003ec_w20_h20.png

1316 ms

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1317 ms

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1345 ms

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1310 ms

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5d97d84fedd56eb2c39a270ee2e9510c_w20_h20.jpg

1313 ms

9fb1cb4c2383b89588b3a9f1f9d29bd7_w20_h20.jpg

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1376 ms

929791f9e018621690c2c81df99477bb_w20_h20.jpg

929791f9e018621690c2c81df99477bb_w20_h20.jpg

1309 ms

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1322 ms

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1343 ms

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1310 ms

87769bdd3c0eeb5e4ed36bf9433e48e0_w20_h20.jpg

87769bdd3c0eeb5e4ed36bf9433e48e0_w20_h20.jpg

1313 ms

c67c7886a1c944ca3687337ef90f99b0_w20_h15.jpg

c67c7886a1c944ca3687337ef90f99b0_w20_h15.jpg

1376 ms

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cc31202914aee9f5808b1fd01dba5397_w20_h15.jpg

1303 ms

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1329 ms

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a2250c1af4b4fda18c6061fbeed4c27e_w20_h15.jpg

1344 ms

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0d63d74589c91c50e8a03fb7b133f697_w20_h15.jpg

1310 ms

a7dc3847d2025964fe03b9638ba371e6_w20_h15.jpg

a7dc3847d2025964fe03b9638ba371e6_w20_h15.jpg

1313 ms

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c0da979a15d2bba10ff163c5b70ce51d_w20_h15.jpg

1353 ms

a27998dd5b6635b6d9d6309252bcd6c0_w20_h15.jpg

a27998dd5b6635b6d9d6309252bcd6c0_w20_h15.jpg

1321 ms

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1336 ms

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dffd7b9c9fab4aada49c036255a24289_w20_h15.png

1345 ms

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1310 ms

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1313 ms

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76aaf4e640b2a44547dcc265d9fc30a0_w20_h15.jpg

1340 ms

3eaee7e952e28d0f49c6766bfc9f333d_w20_h15.jpg

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1334 ms

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1336 ms

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1345 ms

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0e3f40319fdc4a41d40a63c4a108c224_w20_h15.jpg

1310 ms

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1313 ms

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1327 ms

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1349 ms

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1338 ms

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1345 ms

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1312 ms

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1316 ms

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1315 ms

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1363 ms

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1340 ms

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bfb75d2ae9bc1a8fe173df95b041b42e.png

1569 ms

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1534 ms

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1545 ms

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1517 ms

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1368 ms

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758fae6d4bf4fa4c149a1614a61b06bc_w20_h20.jpg

1351 ms

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1516 ms

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1500 ms

87769bdd3c0eeb5e4ed36bf9433e48e0_w20_h20.jpg

87769bdd3c0eeb5e4ed36bf9433e48e0_w20_h20.jpg

1528 ms

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cc31202914aee9f5808b1fd01dba5397_w20_h15.jpg

1426 ms

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c67c7886a1c944ca3687337ef90f99b0_w20_h15.jpg

1435 ms

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1483 ms

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a2250c1af4b4fda18c6061fbeed4c27e_w20_h15.jpg

1516 ms

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1510 ms

a7dc3847d2025964fe03b9638ba371e6_w20_h15.jpg

a7dc3847d2025964fe03b9638ba371e6_w20_h15.jpg

1526 ms

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c0da979a15d2bba10ff163c5b70ce51d_w20_h15.jpg

1435 ms

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a27998dd5b6635b6d9d6309252bcd6c0_w20_h15.jpg

1423 ms

439e48e5718c9a2b98aba0cf2b402b28_w20_h15.jpg

439e48e5718c9a2b98aba0cf2b402b28_w20_h15.jpg

1476 ms

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dffd7b9c9fab4aada49c036255a24289_w20_h15.png

1513 ms

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4df5f350cd19f37887dd4e0125b46f80_w20_h15.jpg

1522 ms

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1526 ms

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76aaf4e640b2a44547dcc265d9fc30a0_w20_h15.jpg

1443 ms

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3eaee7e952e28d0f49c6766bfc9f333d_w20_h15.jpg

1413 ms

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1470 ms

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8ab34bcd50f267544f5ff9f804527169_w20_h15.jpg

1513 ms

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0e3f40319fdc4a41d40a63c4a108c224_w20_h15.jpg

1533 ms

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1525 ms

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b22842f7a5896f338811514fa412a71c_w20_h15.jpg

1451 ms

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6d4dbe5b5f4c34d9c6f03ea3c23a1fef.jpg

952 ms

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792 ms

xt.jpg

xt.jpg

224 ms

Accessibility Review

xitongcheng.com accessibility score

76

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

xitongcheng.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

xitongcheng.com SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Xitongcheng.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Xitongcheng.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

xitongcheng.com

Open Graph description is not detected on the main page of Xitongcheng. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: