Tools & Wizards About Us
yftools.en.alibaba.com screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

yftools.en.alibaba.com

Company Overview - Jiangsu Yaofeng Tools Co., Ltd.

Page Load Speed

5.6 sec in total

First Response

1.6 sec

Resources Loaded

3.6 sec

Page Rendered

488 ms

yftools.en.alibaba.com screenshot

About Website

Click here to check amazing Yf Tools En Alibaba content for China. Otherwise, check out these important facts you probably never knew about yftools.en.alibaba.com

Jiangsu Yaofeng Tools Co., Ltd. Products:Diamond Saw Blade/TCT Saw Blade, Diamond Grinding Wheel, Drill Bit

Visit yftools.en.alibaba.com

Key Findings

We analyzed Yftools.en.alibaba.com page load time and found that the first response time was 1.6 sec and then it took 4.1 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

yftools.en.alibaba.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

26/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

6/100

25%

SI (Speed Index)

Value13.1 s

2/100

10%

TBT (Total Blocking Time)

Value6,940 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.083

94/100

15%

TTI (Time to Interactive)

Value27.4 s

0/100

10%

Network Requests Diagram

yftools.en.alibaba.com

1578 ms

yftools.en.alibaba.com

253 ms

56 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

47 ms

index.js

66 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 7% of them (3 requests) were addressed to the original Yftools.en.alibaba.com, 36% (16 requests) were made to Sc02.alicdn.com and 18% (8 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 855.5 kB (43%)

Content Size

2.0 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Yftools.en.alibaba.com main page is 2.0 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. 40% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 459.8 kB

  • Original 562.1 kB
  • After minification 561.3 kB
  • After compression 102.3 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. 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 459.8 kB or 82% of the original size.

Image Optimization

-4%

Potential reduce by 3.0 kB

  • Original 83.1 kB
  • After minification 80.0 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. Yf Tools En Alibaba images are well optimized though.

JavaScript Optimization

-30%

Potential reduce by 392.6 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 929.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 392.6 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (43%)

Requests Now

42

After Optimization

24

  • AJAX
  • Images
  • JavaScript

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yf Tools En Alibaba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

yftools.en.alibaba.com

yftools.en.alibaba.com

1578 ms

yftools.en.alibaba.com

yftools.en.alibaba.com

253 ms

56 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

47 ms

index.js

index.js

66 ms

index.js

index.js

49 ms

renderHeader.js

renderHeader.js

65 ms

H2c813e61b18041a681a3fdaff50cdbf3v.jpg

H2c813e61b18041a681a3fdaff50cdbf3v.jpg

768 ms

H895c9ffdc4ca432185cd3d1ef4a59d4bB.jpg

H895c9ffdc4ca432185cd3d1ef4a59d4bB.jpg

484 ms

awsc.js

awsc.js

265 ms

207 ms

H653a11a2e839410688f34d27fb5681bfP.jpg

H653a11a2e839410688f34d27fb5681bfP.jpg

707 ms

TB2G_NNkxSYBuNjSsphXXbGvVXa-3377521498.png

TB2G_NNkxSYBuNjSsphXXbGvVXa-3377521498.png

568 ms

H299a38f3e66f47cd9604398c095dc1e2U.jpg

H299a38f3e66f47cd9604398c095dc1e2U.jpg

638 ms

TB1Ay1AVUz1gK0jSZLeXXb9kVXa-196-80.png

TB1Ay1AVUz1gK0jSZLeXXb9kVXa-196-80.png

19 ms

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H22c0c6e09be04960830825004302f454j.png

693 ms

Wholesaler-popular-TCT-circular-saw-blade-7.jpg_640x640.jpg

Wholesaler-popular-TCT-circular-saw-blade-7.jpg_640x640.jpg

773 ms

TB2ZO12cOjQBKNjSZFnXXa_DpXa-3377521498.png

TB2ZO12cOjQBKNjSZFnXXa_DpXa-3377521498.png

975 ms

TB2AQuGgHSYBuNjSspfXXcZCpXa-3377521498.png

TB2AQuGgHSYBuNjSspfXXcZCpXa-3377521498.png

724 ms

TB28IbVdyMnBKNjSZFoXXbOSFXa_!!3377521498.png

TB28IbVdyMnBKNjSZFoXXbOSFXa_!!3377521498.png

689 ms

TB257IcdyMnBKNjSZFzXXc_qVXa_!!3377521498.png

TB257IcdyMnBKNjSZFzXXc_qVXa_!!3377521498.png

971 ms

undefined

undefined

27 ms

H4e93944d42ea4b4c9d48ccb9ccb8139a1.jpg

H4e93944d42ea4b4c9d48ccb9ccb8139a1.jpg

709 ms

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Hfee4e1bfbff04ca68f4bae4fd658439bS.png

630 ms

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H8fe5ef111f6f49ab85117ba675892c75t.png

496 ms

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Hb6efc5305f7641c59d9476ba649f57f9O.png

633 ms

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Ha9d42281ff014313a5ed6681c6e22fe0H.png

676 ms

He4e23c8598bb47a08009b1826af4f85dm.jpg

He4e23c8598bb47a08009b1826af4f85dm.jpg

829 ms

H8a67debbc86e4ccc8d42c52e9469f3abz.png

H8a67debbc86e4ccc8d42c52e9469f3abz.png

995 ms

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H94b0900bf398426196ee31bfd4a2f5fai.png

1075 ms

He37dd0d59e384b4f937e5b4b4b52b70d5.jpg

He37dd0d59e384b4f937e5b4b4b52b70d5.jpg

1524 ms

H5bc32650f7394359bde35a1329cc9bc9A.png

H5bc32650f7394359bde35a1329cc9bc9A.png

1466 ms

Hf4fb8093ef0142cd8fe7afd5b9165783j.png

Hf4fb8093ef0142cd8fe7afd5b9165783j.png

1159 ms

Hb39bf6780e174149b9b2853cf3ed80381.png

Hb39bf6780e174149b9b2853cf3ed80381.png

1347 ms

H4562c1a033aa4ee58791c7ae6336a96fu.png

H4562c1a033aa4ee58791c7ae6336a96fu.png

1432 ms

Hc6f03cdcdeb742a58bce1ac253c5dc0fm.png

Hc6f03cdcdeb742a58bce1ac253c5dc0fm.png

1707 ms

H14603938beb64e088c0161871294a14eI.png

H14603938beb64e088c0161871294a14eI.png

1368 ms

7.gif

7.gif

261 ms

et_n.js

et_n.js

8 ms

um.js

um.js

100 ms

wu.json

wu.json

133 ms

um.json

um.json

61 ms

getUmid.do

getUmid.do

35 ms

eg.js

eg.js

3 ms

index.js

index.js

12 ms

Accessibility Review

yftools.en.alibaba.com accessibility score

66

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

yftools.en.alibaba.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

Missing source maps for large first-party JavaScript

SEO Factors

yftools.en.alibaba.com SEO score

86

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Yftools.en.alibaba.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Yftools.en.alibaba.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

yftools.en.alibaba.com

Open Graph data is detected on the main page of Yf Tools En Alibaba. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: