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sino-alu.com screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

sino-alu.com

Shandong Sino Aluminum Co., Ltd.Aluminum Coil|Aluminum Sheet|Aluminum Strip|Color Coated Aluminum Coil

Page Load Speed

4.3 sec in total

First Response

369 ms

Resources Loaded

3.3 sec

Page Rendered

603 ms

sino-alu.com screenshot

About Website

Visit sino-alu.com now to see the best up-to-date Sino Alu content and also check out these interesting facts you probably never knew about sino-alu.com

Shandong Sino Aluminum Co., Ltd., with registered capital of USD 30,000,000, specializes in saling and manufacturing of Stainless Steel, is a large-scale shareholding steel corporation.

Visit sino-alu.com

Key Findings

We analyzed Sino-alu.com page load time and found that the first response time was 369 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

sino-alu.com performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value4.4 s

75/100

10%

TBT (Total Blocking Time)

Value380 ms

70/100

30%

CLS (Cumulative Layout Shift)

Value0.206

60/100

15%

TTI (Time to Interactive)

Value7.7 s

46/100

10%

Network Requests Diagram

sino-alu.com

369 ms

sino-alu.com

288 ms

www.sino-alu.com

498 ms

style.css

68 ms

bootstrap.min.css

204 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 97% of them (56 requests) were addressed to the original Sino-alu.com, 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Sino-alu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 68.6 kB (4%)

Content Size

1.7 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sino-alu.com main page is 1.7 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. 50% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 39.3 kB

  • Original 47.2 kB
  • After minification 37.5 kB
  • After compression 8.0 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 9.7 kB, which is 20% 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 39.3 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 5.5 kB

  • Original 1.5 MB
  • After minification 1.5 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. Sino Alu images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 15.0 kB

  • Original 102.5 kB
  • After minification 102.5 kB
  • After compression 87.5 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 15.0 kB or 15% of the original size.

CSS Optimization

-23%

Potential reduce by 8.8 kB

  • Original 37.6 kB
  • After minification 37.6 kB
  • After compression 28.8 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. Sino-alu.com needs all CSS files to be minified and compressed as it can save up to 8.8 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (22%)

Requests Now

54

After Optimization

42

  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sino Alu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sino-alu.com

sino-alu.com

369 ms

sino-alu.com

sino-alu.com

288 ms

www.sino-alu.com

www.sino-alu.com

498 ms

style.css

style.css

68 ms

bootstrap.min.css

bootstrap.min.css

204 ms

index66.css

index66.css

216 ms

jquery-1.11.2.min.js

jquery-1.11.2.min.js

286 ms

bootstrap.min.js

bootstrap.min.js

218 ms

jquery-1.9.1.min.js

jquery-1.9.1.min.js

305 ms

public.js

public.js

222 ms

wySilder.min.js

wySilder.min.js

272 ms

modernizr-custom-v2.7.1.min.js

modernizr-custom-v2.7.1.min.js

277 ms

jquery-finger-v0.1.0.min.js

jquery-finger-v0.1.0.min.js

284 ms

responsiveslides.min.js

responsiveslides.min.js

303 ms

js

js

64 ms

common.css

common.css

349 ms

js

js

50 ms

logo_07.png

logo_07.png

95 ms

logo_04.png

logo_04.png

95 ms

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282 ms

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345 ms

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96 ms

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93 ms

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20180601093306650.png

134 ms

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20210225020728725.jpg

141 ms

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9968_06.png

148 ms

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20181123105351781.jpg

223 ms

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20181123105407643.jpg

267 ms

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20210225020529591.jpg

213 ms

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20180620103017425.jpg

302 ms

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20180620104306985.jpg

427 ms

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4635468_02.jpg

373 ms

58423_03.jpg

58423_03.jpg

334 ms

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20180601101227412.png

351 ms

20180602031320139.jpg

20180602031320139.jpg

375 ms

20180602031419935.jpg

20180602031419935.jpg

402 ms

1323_10.png

1323_10.png

411 ms

w1_09.png

w1_09.png

421 ms

w2_09.png

w2_09.png

447 ms

w3_09.png

w3_09.png

449 ms

w4_09.png

w4_09.png

467 ms

522+_16.jpg

522+_16.jpg

479 ms

ert1.jpg

ert1.jpg

491 ms

16546.jpg

16546.jpg

496 ms

464681.jpg

464681.jpg

520 ms

74646.jpg

74646.jpg

521 ms

us.png

us.png

534 ms

center1.png

center1.png

547 ms

email.png

email.png

560 ms

center2.png

center2.png

564 ms

1566_12.jpg

1566_12.jpg

1783 ms

8654513_07.png

8654513_07.png

543 ms

164646.jpg

164646.jpg

942 ms

9843213_15.jpg

9843213_15.jpg

603 ms

sprite1_01.jpg

sprite1_01.jpg

543 ms

sprite2_03.jpg

sprite2_03.jpg

546 ms

arrow-left-light.png

arrow-left-light.png

575 ms

arrow-right-light.png

arrow-right-light.png

572 ms

Accessibility Review

sino-alu.com accessibility score

72

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

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

Best Practices

sino-alu.com best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

sino-alu.com SEO score

84

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 Sino-alu.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 Sino-alu.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

sino-alu.com

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