Tools & Wizards About Us
estmicro.com screenshot

Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

estmicro.com

Shenzhen E-Surging Technology Co., Ltd. - Resistor ,Capacitor,Indutor,Semicondutor,IC,Diode,Transistor

Page Load Speed

2.3 sec in total

First Response

143 ms

Resources Loaded

1.7 sec

Page Rendered

439 ms

estmicro.com screenshot

About Website

Click here to check amazing Estm IC Ro content. Otherwise, check out these important facts you probably never knew about estmicro.com

Shenzhen E-Surging Technology CO.,LTD, Specialized in Resistor,Capacitor,Diode,Transistor,Thermistor and Varistor, and dedicated to providing one-stop solution for lighting, home appliance, communicat...

Visit estmicro.com

Key Findings

We analyzed Estmicro.com page load time and found that the first response time was 143 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

estmicro.com performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

77/100

25%

SI (Speed Index)

Value2.2 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.132

81/100

15%

TTI (Time to Interactive)

Value2.2 s

99/100

10%

Network Requests Diagram

estmicro.com

143 ms

bootstrap.css

201 ms

bxslider.css

99 ms

jquery.min.js

164 ms

bxslider.min.js

117 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that all of those requests were addressed to Estmicro.com and no external sources were called. The less responsive or slowest element that took the longest time to load (825 ms) belongs to the original domain Estmicro.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 463.5 kB (52%)

Content Size

896.8 kB

After Optimization

433.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Estmicro.com main page is 896.8 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 761.2 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 22.0 kB

  • Original 27.9 kB
  • After minification 27.9 kB
  • After compression 5.9 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. 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 22.0 kB or 79% of the original size.

Image Optimization

-57%

Potential reduce by 432.2 kB

  • Original 761.2 kB
  • After minification 329.0 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, Estm IC Ro needs image optimization as it can save up to 432.2 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

-7%

Potential reduce by 3.8 kB

  • Original 56.7 kB
  • After minification 56.7 kB
  • After compression 52.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-11%

Potential reduce by 5.5 kB

  • Original 51.1 kB
  • After minification 51.1 kB
  • After compression 45.6 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. Estmicro.com needs all CSS files to be minified and compressed as it can save up to 5.5 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (33%)

Requests Now

57

After Optimization

38

  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Estm IC Ro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

estmicro.com

estmicro.com

143 ms

bootstrap.css

bootstrap.css

201 ms

bxslider.css

bxslider.css

99 ms

jquery.min.js

jquery.min.js

164 ms

bxslider.min.js

bxslider.min.js

117 ms

common.js

common.js

96 ms

bootstrap.js

bootstrap.js

115 ms

ionicons.min.css

ionicons.min.css

226 ms

bootstrap.min.css

bootstrap.min.css

229 ms

style.css

style.css

230 ms

font-awesome.min.css

font-awesome.min.css

272 ms

style_xys.css

style_xys.css

308 ms

jquery.smoove.min.js

jquery.smoove.min.js

295 ms

count.js

count.js

364 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

365 ms

email-decode.min.js

email-decode.min.js

204 ms

lang.js

lang.js

339 ms

eonline.css

eonline.css

349 ms

online.js

online.js

360 ms

logo.png

logo.png

170 ms

1.jpg

1.jpg

362 ms

bx_loader.gif

bx_loader.gif

94 ms

91_0.jpg

91_0.jpg

144 ms

87_0.jpg

87_0.jpg

152 ms

86_0.jpg

86_0.jpg

183 ms

88_0.jpg

88_0.jpg

197 ms

90_0.jpg

90_0.jpg

230 ms

96_0.jpg

96_0.jpg

203 ms

89_0.jpg

89_0.jpg

269 ms

97_0.jpg

97_0.jpg

297 ms

btubeijing_en.jpg

btubeijing_en.jpg

464 ms

btu1image1.png

btu1image1.png

256 ms

btu2image1.png

btu2image1.png

311 ms

btu3image1.png

btu3image1.png

398 ms

btu4image1.png

btu4image1.png

443 ms

atu1image1.png

atu1image1.png

579 ms

atu2image1.png

atu2image1.png

544 ms

atu3image1.png

atu3image1.png

560 ms

code.asp

code.asp

507 ms

wechat.jpg

wechat.jpg

606 ms

ico_deutsch1.gif

ico_deutsch1.gif

553 ms

ico_espanol.gif

ico_espanol.gif

610 ms

ico_francies.gif

ico_francies.gif

599 ms

ico_italino.gif

ico_italino.gif

654 ms

ico_portgues.gif

ico_portgues.gif

610 ms

ico_japan.jpg

ico_japan.jpg

722 ms

ico_korea.jpg

ico_korea.jpg

728 ms

ico_arabia.jpg

ico_arabia.jpg

723 ms

ico_russia.jpg

ico_russia.jpg

728 ms

map.gif

map.gif

675 ms

online_skype.jpg

online_skype.jpg

754 ms

online_email.jpg

online_email.jpg

819 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

804 ms

online_qq.jpg

online_qq.jpg

773 ms

decor.png

decor.png

789 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

768 ms

decor-brand-red.png

decor-brand-red.png

825 ms

panel-bg.png

panel-bg.png

754 ms

top.png

top.png

812 ms

middle.png

middle.png

700 ms

bottom.png

bottom.png

737 ms

cmsfloatqrcodepanel-hd-bg.gif

cmsfloatqrcodepanel-hd-bg.gif

729 ms

glyphicons-halflings-regular.ttf

glyphicons-halflings-regular.ttf

225 ms

fontawesome-webfont.ttf

fontawesome-webfont.ttf

329 ms

Accessibility Review

estmicro.com accessibility score

73

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

estmicro.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

estmicro.com SEO score

81

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

High

Tap targets are not sized appropriately

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 Estmicro.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 Estmicro.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

estmicro.com

Open Graph description is not detected on the main page of Estm IC Ro. 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: