Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

hbzhan.com

环保在线_环保网-环保行业"互联网+"服务平台

Page Load Speed

27.2 sec in total

First Response

1.3 sec

Resources Loaded

23.6 sec

Page Rendered

2.4 sec

hbzhan.com screenshot

About Website

Welcome to hbzhan.com homepage info - get ready to check Hbzhan best content for China right away, or after learning these important things about hbzhan.com

环保在线成立于2006年,是环保行业“互联网+”服务平台。为水处理、废气处理、固废处理、清洁节能、环境监测、环保设备行业企业提供服务,欢迎访问环保在线!

Visit hbzhan.com

Key Findings

We analyzed Hbzhan.com page load time and found that the first response time was 1.3 sec and then it took 25.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% 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

hbzhan.com performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value27.0 s

0/100

25%

SI (Speed Index)

Value13.8 s

1/100

10%

TBT (Total Blocking Time)

Value6,300 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.1

90/100

15%

TTI (Time to Interactive)

Value35.9 s

0/100

10%

Network Requests Diagram

www.hbzhan.com

1291 ms

common.ashx

544 ms

Industry.Vivian,Industry.ashx

673 ms

base.css

1294 ms

font.css

593 ms

Our browser made a total of 396 requests to load all elements on the main page. We found that 22% of them (86 requests) were addressed to the original Hbzhan.com, 4% (16 requests) were made to Img56.hbzhan.com and 4% (15 requests) were made to Img45.hbzhan.com. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source Img78.hbzhan.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.5 MB (14%)

Content Size

25.5 MB

After Optimization

22.0 MB

In fact, the total size of Hbzhan.com main page is 25.5 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 22.8 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 334.0 kB

  • Original 392.6 kB
  • After minification 359.9 kB
  • After compression 58.7 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 334.0 kB or 85% of the original size.

Image Optimization

-7%

Potential reduce by 1.5 MB

  • Original 22.8 MB
  • After minification 21.3 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. Hbzhan images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 1.6 MB

  • Original 2.2 MB
  • After minification 2.1 MB
  • After compression 590.0 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 1.6 MB or 73% of the original size.

CSS Optimization

-28%

Potential reduce by 19.7 kB

  • Original 70.5 kB
  • After minification 68.7 kB
  • After compression 50.8 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. Hbzhan.com needs all CSS files to be minified and compressed as it can save up to 19.7 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 56 (14%)

Requests Now

392

After Optimization

336

The browser has sent 392 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hbzhan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

hbzhan.com accessibility score

52

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.

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

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

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

hbzhan.com 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

hbzhan.com SEO score

92

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

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hbzhan.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 Hbzhan.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

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