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Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

szbtree.com

Antistatic-Antistatic film- Antistatic bag-Factory- Btree Industrial Co., Ltd.

Page Load Speed

2.1 sec in total

First Response

383 ms

Resources Loaded

1.6 sec

Page Rendered

139 ms

About Website

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

Our manufacturing plant, located in Huizhou, are governed by consistent quality system with ISO 9001:2008 certificate. It is built on clean room of 1,000-10,000 class, & equipped with advanced machine...

Visit szbtree.com

Key Findings

We analyzed Szbtree.com page load time and found that the first response time was 383 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

szbtree.com performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

45/100

10%

LCP (Largest Contentful Paint)

Value12.9 s

0/100

25%

SI (Speed Index)

Value4.2 s

77/100

10%

TBT (Total Blocking Time)

Value800 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value0.046

99/100

15%

TTI (Time to Interactive)

Value8.7 s

36/100

10%

Network Requests Diagram

szbtree.com

383 ms

szbtree.com

270 ms

base_style.css

69 ms

index_style.css

133 ms

mediaelementplayer.css

185 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 91% of them (48 requests) were addressed to the original Szbtree.com, 4% (2 requests) were made to Maxcdn.bootstrapcdn.com and 4% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (499 ms) belongs to the original domain Szbtree.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 64.3 kB (14%)

Content Size

466.1 kB

After Optimization

401.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Szbtree.com main page is 466.1 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. 35% of websites need less resources to load. Images take 302.5 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 21.3 kB

  • Original 27.6 kB
  • After minification 23.3 kB
  • After compression 6.3 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. This page needs HTML code to be minified as it can gain 4.3 kB, which is 15% 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 21.3 kB or 77% of the original size.

Image Optimization

-6%

Potential reduce by 17.6 kB

  • Original 302.5 kB
  • After minification 284.9 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. Sz Btree images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 20.2 kB

  • Original 120.3 kB
  • After minification 120.3 kB
  • After compression 100.1 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 20.2 kB or 17% of the original size.

CSS Optimization

-33%

Potential reduce by 5.2 kB

  • Original 15.7 kB
  • After minification 15.7 kB
  • After compression 10.5 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. Szbtree.com needs all CSS files to be minified and compressed as it can save up to 5.2 kB or 33% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (44%)

Requests Now

50

After Optimization

28

  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sz Btree. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

szbtree.com accessibility score

78

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

Image elements do not have [alt] attributes

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

szbtree.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

szbtree.com SEO score

92

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

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Szbtree.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Szbtree.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 Sz Btree. 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: