Tools & Wizards About Us
bjnike.cn screenshot

Report Summary

  • 72

    Performance

    Renders faster than
    82% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

bjnike.cn

北京尼可超声波设备有限公司,超声波,超声波焊接机,塑料超声波焊机,超声波金属焊接机,塑料热熔机,塑料热板焊接机,超声波点焊机,无纺布封边机,高周波高频焊接机,高频热合机,塑料热合机,线束焊接机,铜管拔孔机,超声波金属点焊机,汽车内饰焊接机

Page Load Speed

7.3 sec in total

First Response

821 ms

Resources Loaded

6.3 sec

Page Rendered

190 ms

bjnike.cn screenshot

About Website

Click here to check amazing Bjnike content. Otherwise, check out these important facts you probably never knew about bjnike.cn

北京正宏尼可公司专业从事超声波焊接业务，超声波焊接机，超声波点焊机，塑料热熔机，塑料热板焊接机，无纺布封边机，高周波高频焊接机，高频塑料热合机，pvc熔接机，超声波金属焊接机，线束焊接机，电池极耳焊接机，铜带铝带焊接机等设备。

Visit bjnike.cn

Key Findings

We analyzed Bjnike.cn page load time and found that the first response time was 821 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

bjnike.cn performance score

72

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value4.8 s

66/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value2.9 s

96/100

10%

Network Requests Diagram

bjnike.cn

821 ms

main.css

233 ms

jquery-1.8.3.min.js

1150 ms

jquery.KinSlideshow-1.1.js

462 ms

MSClass.js

462 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 83% of them (30 requests) were addressed to the original Bjnike.cn, 8% (3 requests) were made to Hm.baidu.com and 3% (1 request) were made to Tui.cnzz.net. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source Hmcdn.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 157.2 kB (40%)

Content Size

393.9 kB

After Optimization

236.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bjnike.cn main page is 393.9 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. 20% of websites need less resources to load. Images take 216.9 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 39.8 kB

  • Original 45.8 kB
  • After minification 40.0 kB
  • After compression 6.0 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 5.8 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 39.8 kB or 87% of the original size.

Image Optimization

-15%

Potential reduce by 31.6 kB

  • Original 216.9 kB
  • After minification 185.3 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, Bjnike needs image optimization as it can save up to 31.6 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 75.8 kB

  • Original 119.3 kB
  • After minification 117.8 kB
  • After compression 43.5 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 75.8 kB or 64% of the original size.

CSS Optimization

-84%

Potential reduce by 10.0 kB

  • Original 11.9 kB
  • After minification 8.2 kB
  • After compression 1.9 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. Bjnike.cn needs all CSS files to be minified and compressed as it can save up to 10.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (28%)

Requests Now

32

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bjnike. 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

bjnike.cn

bjnike.cn

821 ms

main.css

main.css

233 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

1150 ms

jquery.KinSlideshow-1.1.js

jquery.KinSlideshow-1.1.js

462 ms

MSClass.js

MSClass.js

462 ms

cs.php

cs.php

237 ms

logo_def.png

logo_def.png

267 ms

logo1.jpg

logo1.jpg

233 ms

nav_bg.gif

nav_bg.gif

232 ms

202310102109221030.png

202310102109221030.png

1151 ms

t1.gif

t1.gif

234 ms

202310102008271417_thumb.jpg

202310102008271417_thumb.jpg

462 ms

202310102008340523_thumb.jpg

202310102008340523_thumb.jpg

463 ms

201305241604471117_thumb.jpg

201305241604471117_thumb.jpg

462 ms

202310102008474646_thumb.jpg

202310102008474646_thumb.jpg

464 ms

202310102008483330_thumb.jpg

202310102008483330_thumb.jpg

463 ms

201305251705401323_thumb.jpg

201305251705401323_thumb.jpg

691 ms

201305251705571465_thumb.jpg

201305251705571465_thumb.jpg

692 ms

202310102109081156_thumb.jpg

202310102109081156_thumb.jpg

694 ms

202310102109015841_thumb.jpg

202310102109015841_thumb.jpg

694 ms

201305251806032016_thumb.jpg

201305251806032016_thumb.jpg

693 ms

202310102109114985_thumb.jpg

202310102109114985_thumb.jpg

921 ms

202310102109140950_thumb.jpg

202310102109140950_thumb.jpg

922 ms

202310102008591478_thumb.jpg

202310102008591478_thumb.jpg

924 ms

201305281503251718_thumb.jpg

201305281503251718_thumb.jpg

925 ms

201305281503295967_thumb.jpg

201305281503295967_thumb.jpg

926 ms

201305281503312614_thumb.jpg

201305281503312614_thumb.jpg

1150 ms

tb_bg.gif

tb_bg.gif

1121 ms

tb_left_2.gif

tb_left_2.gif

1123 ms

tb_right.gif

tb_right.gif

1123 ms

li_1.gif

li_1.gif

1123 ms

keywords_bg_2.png

keywords_bg_2.png

1341 ms

h.js

h.js

436 ms

h.js

h.js

1234 ms

21.gif

21.gif

2595 ms

hm.gif

hm.gif

1325 ms

Accessibility Review

bjnike.cn accessibility score

59

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

bjnike.cn best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

bjnike.cn SEO score

69

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

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 Bjnike.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 Bjnike.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

bjnike.cn

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