Tools & Wizards About Us

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

bjspk.net

带电清洗剂-带电清洗设备-带电清洗厂家-晟普康科技(北京)有限公司

Page Load Speed

25.6 sec in total

First Response

1.3 sec

Resources Loaded

23.8 sec

Page Rendered

550 ms

About Website

Visit bjspk.net now to see the best up-to-date Bjspk content and also check out these interesting facts you probably never knew about bjspk.net

晟普康科技(北京)有限公司14年专注高压带电清洗、绝缘带电清洗剂、通信设备带电清洗、高压带电清洗、带电清洗设备、带电清洗剂、带电清扫机的研发生产，并提供个性化产品定制。结合每一个行业设备不同的特点，为客户提供有针对性的整体解决方案。

Visit bjspk.net

Key Findings

We analyzed Bjspk.net page load time and found that the first response time was 1.3 sec and then it took 24.3 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

bjspk.net performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value25.6 s

0/100

25%

SI (Speed Index)

Value13.0 s

2/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.919

3/100

15%

TTI (Time to Interactive)

Value19.0 s

3/100

10%

Network Requests Diagram

bjspk.net

1265 ms

www.bjspk.net

1266 ms

commen.css

279 ms

css.css

489 ms

lang.js

491 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that all of those requests were addressed to Bjspk.net and no external sources were called. The less responsive or slowest element that took the longest time to load (19.7 sec) belongs to the original domain Bjspk.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.5 MB (27%)

Content Size

9.2 MB

After Optimization

6.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bjspk.net main page is 9.2 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. 80% 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 8.9 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 25.4 kB

  • Original 32.3 kB
  • After minification 28.0 kB
  • After compression 7.0 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 13% 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 25.4 kB or 78% of the original size.

Image Optimization

-27%

Potential reduce by 2.4 MB

  • Original 8.9 MB
  • After minification 6.5 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. Obviously, Bjspk needs image optimization as it can save up to 2.4 MB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-25%

Potential reduce by 49.3 kB

  • Original 197.9 kB
  • After minification 197.9 kB
  • After compression 148.6 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 49.3 kB or 25% of the original size.

CSS Optimization

-39%

Potential reduce by 8.2 kB

  • Original 20.8 kB
  • After minification 20.8 kB
  • After compression 12.6 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. Bjspk.net needs all CSS files to be minified and compressed as it can save up to 8.2 kB or 39% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (11%)

Requests Now

65

After Optimization

58

  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bjspk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

bjspk.net accessibility score

65

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

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

bjspk.net best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

bjspk.net SEO score

89

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

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 Bjspk.net 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 Bjspk.net 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 Bjspk. 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: