Tools & Wizards About Us

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

wanfangdata.com.cn

万方数据知识服务平台-科研学习全流程支持服务平台

Page Load Speed

10.2 sec in total

First Response

1.1 sec

Resources Loaded

8.8 sec

Page Rendered

322 ms

About Website

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

万方数据知识服务平台与全球国内外30余家大型数据库集成商、出版商、公益机构达成战略合作，整合数亿条全球优质学术资源，集成期刊、学位、会议、专利、科技报告、成果、标准、法规、地方志、视频等十余种学术资源类型。平台基于先进的人工智能技术，打造涵盖资源发现、学术不端检测、学术分析、学科选题以及知识管理等领域的智能化平台与工具，为用户提供海量资源的统一检索发现和获取、学术科研的全流程服务，帮助用户精准的发...

Visit wanfangdata.com.cn

Key Findings

We analyzed Wanfangdata.com.cn page load time and found that the first response time was 1.1 sec and then it took 9.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

wanfangdata.com.cn performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value16.8 s

0/100

10%

TBT (Total Blocking Time)

Value1,500 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.195

63/100

15%

TTI (Time to Interactive)

Value15.4 s

7/100

10%

Network Requests Diagram

wanfangdata.com.cn

1057 ms

lang.js

2055 ms

jquery-1.9.1.min.js

2057 ms

layer.css

2050 ms

about.css

2049 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 8% of them (7 requests) were addressed to the original Wanfangdata.com.cn, 46% (39 requests) were made to Cdn.w.wanfangdata.com.cn and 13% (11 requests) were made to Cdn.login.wanfangdata.com.cn. The less responsive or slowest element that took the longest time to load (3.3 sec) relates to the external source Cdn.w.wanfangdata.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 147.4 kB (17%)

Content Size

845.3 kB

After Optimization

697.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Wanfangdata.com.cn main page is 845.3 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. 70% of websites need less resources to load. Images take 381.5 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 86.9 kB

  • Original 112.1 kB
  • After minification 109.4 kB
  • After compression 25.3 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 86.9 kB or 77% of the original size.

Image Optimization

-12%

Potential reduce by 45.7 kB

  • Original 381.5 kB
  • After minification 335.8 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. Obviously, Wanfangdata needs image optimization as it can save up to 45.7 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-4%

Potential reduce by 12.1 kB

  • Original 329.0 kB
  • After minification 328.9 kB
  • After compression 316.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-12%

Potential reduce by 2.7 kB

  • Original 22.7 kB
  • After minification 22.7 kB
  • After compression 20.0 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. Wanfangdata.com.cn needs all CSS files to be minified and compressed as it can save up to 2.7 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (40%)

Requests Now

77

After Optimization

46

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wanfangdata. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

wanfangdata.com.cn accessibility score

63

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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 [lang] attribute

Best Practices

wanfangdata.com.cn best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

wanfangdata.com.cn SEO score

82

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

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Wanfangdata.com.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Wanfangdata.com.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

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