Tools & Wizards About Us
xanda.cn screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    66% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

xanda.cn

咸达数据（Xanda Data） V3.5 - 国内超级靠谱的医药数据服务商！

Page Load Speed

54.7 sec in total

First Response

8.8 sec

Resources Loaded

45.4 sec

Page Rendered

439 ms

xanda.cn screenshot

About Website

Visit xanda.cn now to see the best up-to-date Xanda content for China and also check out these interesting facts you probably never knew about xanda.cn

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Visit xanda.cn

Key Findings

We analyzed Xanda.cn page load time and found that the first response time was 8.8 sec and then it took 45.9 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

xanda.cn performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.083

94/100

15%

TTI (Time to Interactive)

Value13.0 s

13/100

10%

Network Requests Diagram

xanda.cn

8792 ms

bootstrap.min.css

8355 ms

bootstrap-select.css

1932 ms

vis.css

5059 ms

daterangepicker.css

8799 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 43% of them (35 requests) were addressed to the original Xanda.cn, 10% (8 requests) were made to Img.t.sinajs.cn and 10% (8 requests) were made to Tp4.sinaimg.cn. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain Xanda.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 611.6 kB (68%)

Content Size

903.6 kB

After Optimization

292.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Xanda.cn main page is 903.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Javascripts take 566.2 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 13.2 kB

  • Original 17.1 kB
  • After minification 13.8 kB
  • After compression 3.9 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 3.4 kB, which is 20% 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 13.2 kB or 77% of the original size.

Image Optimization

-9%

Potential reduce by 9.0 kB

  • Original 98.7 kB
  • After minification 89.7 kB

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. Xanda images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 405.8 kB

  • Original 566.2 kB
  • After minification 494.1 kB
  • After compression 160.4 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 405.8 kB or 72% of the original size.

CSS Optimization

-83%

Potential reduce by 183.5 kB

  • Original 221.5 kB
  • After minification 203.1 kB
  • After compression 38.0 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. Xanda.cn needs all CSS files to be minified and compressed as it can save up to 183.5 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (33%)

Requests Now

78

After Optimization

52

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Xanda. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

xanda.cn

xanda.cn

8792 ms

bootstrap.min.css

bootstrap.min.css

8355 ms

bootstrap-select.css

bootstrap-select.css

1932 ms

vis.css

vis.css

5059 ms

daterangepicker.css

daterangepicker.css

8799 ms

jquery-ui.css

jquery-ui.css

3025 ms

xd_theme.css

xd_theme.css

3464 ms

jquery.min.js

jquery.min.js

5321 ms

jquery-ui.js

jquery-ui.js

14652 ms

WdatePicker.js

WdatePicker.js

3369 ms

moment.min.js

moment.min.js

1300 ms

jquery.daterangepicker.js

jquery.daterangepicker.js

13225 ms

bootstrap.min.js

bootstrap.min.js

2249 ms

docs.min.js

docs.min.js

6053 ms

xd.js

xd.js

2703 ms

onlineService20130718.js

onlineService20130718.js

3400 ms

feedback_util.js

feedback_util.js

3174 ms

bootstrap-select.js

bootstrap-select.js

4585 ms

index.php

index.php

7065 ms

logo2.gif

logo2.gif

453 ms

infocus.jpg

infocus.jpg

19838 ms

client_install.gif

client_install.gif

480 ms

client_green.gif

client_green.gif

2949 ms

xd-data.jpg

xd-data.jpg

3149 ms

xanda.jpg

xanda.jpg

5835 ms

QQonline.gif

QQonline.gif

2902 ms

WdatePicker.css

WdatePicker.css

3346 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

6065 ms

kf.gif

kf.gif

5845 ms

weiboShow.css

weiboShow.css

66 ms

skin_default.css

skin_default.css

71 ms

gaea_1_19.js

gaea_1_19.js

98 ms

wb_logo16_a.png

wb_logo16_a.png

65 ms

1

1

606 ms

005IKKTpjw1f2h36vkyyjj30hs09i766.jpg

005IKKTpjw1f2h36vkyyjj30hs09i766.jpg

826 ms

005IKKTpjw1f2fv0li7evj30hs06rab6.jpg

005IKKTpjw1f2fv0li7evj30hs06rab6.jpg

1523 ms

icon_user.png

icon_user.png

57 ms

btns_bg.png

btns_bg.png

56 ms

icon_follow.png

icon_follow.png

64 ms

005IKKTpjw1f24n9pdg52j303y0163yd.jpg

005IKKTpjw1f24n9pdg52j303y0163yd.jpg

376 ms

005IKKTpjw1f1gdqb8qehj308c0d0dgt.jpg

005IKKTpjw1f1gdqb8qehj308c0d0dgt.jpg

264 ms

0

0

281 ms

0

0

343 ms

1

1

279 ms

suda.js

suda.js

166 ms

1

1

644 ms

0

0

356 ms

0

0

631 ms

0

0

204 ms

1

1

207 ms

1

1

227 ms

1

1

206 ms

1

1

230 ms

0

0

237 ms

1

1

243 ms

1

1

234 ms

1

1

226 ms

1

1

234 ms

1

1

237 ms

0

0

409 ms

0

0

422 ms

005IKKTpjw1f1wcwq3t2uj303y0163yd.jpg

005IKKTpjw1f1wcwq3t2uj303y0163yd.jpg

1370 ms

1

1

206 ms

005IKKTpjw1f2fuop1bt3j30hs06rab6.jpg

005IKKTpjw1f2fuop1bt3j30hs06rab6.jpg

388 ms

005IKKTpjw1f1rhnhcnp2j303y0163yd.jpg

005IKKTpjw1f1rhnhcnp2j303y0163yd.jpg

395 ms

005IKKTpjw1f1ig1gffg6j303y0163yd.jpg

005IKKTpjw1f1ig1gffg6j303y0163yd.jpg

384 ms

005IKKTpjw1f1a64xysiij308c07lt9g.jpg

005IKKTpjw1f1a64xysiij308c07lt9g.jpg

393 ms

005IKKTpjw1f1najd51iuj303y0163yd.jpg

005IKKTpjw1f1najd51iuj303y0163yd.jpg

323 ms

005IKKTpjw1f1n8xoyzhpj308c05emx8.jpg

005IKKTpjw1f1n8xoyzhpj308c05emx8.jpg

300 ms

show.js

show.js

146 ms

bg_trans.png

bg_trans.png

26 ms

icon_tips.png

icon_tips.png

16 ms

a.gif

a.gif

1291 ms

tmp.gif

tmp.gif

2071 ms

My97DatePicker.htm

My97DatePicker.htm

3402 ms

config.js

config.js

583 ms

calendar.js

calendar.js

4396 ms

en.js

en.js

1141 ms

datepicker.css

datepicker.css

1144 ms

datepicker.css

datepicker.css

1600 ms

img.gif

img.gif

576 ms

Accessibility Review

xanda.cn accessibility score

70

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a valid value for its [lang] attribute.

Best Practices

xanda.cn best practices score

67

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

High

Page has valid source maps

SEO Factors

xanda.cn SEO score

69

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    CN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Xanda.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed language. Our system also found out that Xanda.cn 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

xanda.cn

Open Graph description is not detected on the main page of Xanda. 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: