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tianjiarun.com screenshot

Report Summary

  • 62

    Performance

    Renders faster than
    77% of other websites

  • 45

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

tianjiarun.com

天嘉润科技 - 专业蓝牙方案供应商

Page Load Speed

19.4 sec in total

First Response

779 ms

Resources Loaded

18.4 sec

Page Rendered

192 ms

tianjiarun.com screenshot

About Website

Welcome to tianjiarun.com homepage info - get ready to check Tianjiarun best content right away, or after learning these important things about tianjiarun.com

天嘉润科技

Visit tianjiarun.com

Key Findings

We analyzed Tianjiarun.com page load time and found that the first response time was 779 ms and then it took 18.6 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.

Performance Metrics

tianjiarun.com performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

26/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

44/100

25%

SI (Speed Index)

Value6.6 s

37/100

10%

TBT (Total Blocking Time)

Value320 ms

76/100

30%

CLS (Cumulative Layout Shift)

Value0.097

90/100

15%

TTI (Time to Interactive)

Value4.3 s

85/100

10%

Network Requests Diagram

tianjiarun.com

779 ms

www.tianjiarun.com

732 ms

style_2_common.css

568 ms

common.js

707 ms

portal.js

561 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 96% of them (24 requests) were addressed to the original Tianjiarun.com, 4% (1 request) were made to Tajs.qq.com. The less responsive or slowest element that took the longest time to load (16.1 sec) relates to the external source Tajs.qq.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 189.0 kB (73%)

Content Size

257.5 kB

After Optimization

68.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tianjiarun.com main page is 257.5 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. Only 10% of websites need less resources to load. CSS take 96.9 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 9.0 kB

  • Original 10.9 kB
  • After minification 6.5 kB
  • After compression 1.9 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 4.4 kB, which is 40% 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 9.0 kB or 83% of the original size.

Image Optimization

-57%

Potential reduce by 35.9 kB

  • Original 62.9 kB
  • After minification 27.0 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, Tianjiarun needs image optimization as it can save up to 35.9 kB or 57% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-75%

Potential reduce by 65.4 kB

  • Original 86.8 kB
  • After minification 70.0 kB
  • After compression 21.5 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 65.4 kB or 75% of the original size.

CSS Optimization

-81%

Potential reduce by 78.7 kB

  • Original 96.9 kB
  • After minification 78.1 kB
  • After compression 18.2 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. Tianjiarun.com needs all CSS files to be minified and compressed as it can save up to 78.7 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (13%)

Requests Now

23

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tianjiarun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

tianjiarun.com

tianjiarun.com

779 ms

www.tianjiarun.com

www.tianjiarun.com

732 ms

style_2_common.css

style_2_common.css

568 ms

common.js

common.js

707 ms

portal.js

portal.js

561 ms

common2.js

common2.js

560 ms

index.css

index.css

561 ms

stats

stats

16081 ms

background.png

background.png

224 ms

bg.jpg

bg.jpg

982 ms

dian.png

dian.png

324 ms

nav1.png

nav1.png

353 ms

nav5.png

nav5.png

384 ms

news_ico.png

news_ico.png

437 ms

nav7.png

nav7.png

451 ms

download.png

download.png

603 ms

nav4.png

nav4.png

650 ms

about.png

about.png

679 ms

nav2.png

nav2.png

686 ms

product.png

product.png

715 ms

nav6.png

nav6.png

898 ms

news.png

news.png

928 ms

next.png

next.png

944 ms

list.png

list.png

920 ms

scrolltop.png

scrolltop.png

233 ms

Accessibility Review

tianjiarun.com accessibility score

45

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

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

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

tianjiarun.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tianjiarun.com SEO score

83

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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tianjiarun.com 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 Tianjiarun.com main page’s claimed encoding is gbk. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

tianjiarun.com

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