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

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

shjcjd.en.alibaba.com

Company Overview - Shanghai Jiechu Electromechanical Co., Ltd.

Page Load Speed

7.6 sec in total

First Response

2.5 sec

Resources Loaded

4.8 sec

Page Rendered

317 ms

shjcjd.en.alibaba.com screenshot

About Website

Visit shjcjd.en.alibaba.com now to see the best up-to-date Shjcjd En Alibaba content for China and also check out these interesting facts you probably never knew about shjcjd.en.alibaba.com

Shanghai Jiechu Electromechanical Co., Ltd. Products:diamond core drill,magnetic drill,wall cutter,diamond core bit,concrete core drill

Visit shjcjd.en.alibaba.com

Key Findings

We analyzed Shjcjd.en.alibaba.com page load time and found that the first response time was 2.5 sec and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

shjcjd.en.alibaba.com performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

81/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value3,690 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value23.7 s

1/100

10%

Network Requests Diagram

shjcjd.en.alibaba.com

2480 ms

shjcjd.en.alibaba.com

320 ms

51 ms

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

40 ms

index.js

95 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Shjcjd.en.alibaba.com, 62% (26 requests) were made to S.alicdn.com and 7% (3 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Shjcjd.en.alibaba.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 833.1 kB (45%)

Content Size

1.9 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Shjcjd.en.alibaba.com main page is 1.9 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

-83%

Potential reduce by 440.5 kB

  • Original 533.0 kB
  • After minification 532.2 kB
  • After compression 92.6 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 440.5 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 7.5 kB
  • After minification 7.5 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. Shjcjd 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 22 (55%)

Requests Now

40

After Optimization

18

  • AJAX
  • Images
  • JavaScript

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shjcjd 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

shjcjd.en.alibaba.com

shjcjd.en.alibaba.com

2480 ms

shjcjd.en.alibaba.com

shjcjd.en.alibaba.com

320 ms

51 ms

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

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

40 ms

index.js

index.js

95 ms

index.js

index.js

41 ms

renderHeader.js

renderHeader.js

46 ms

H4cf7d66ca2d84a2b849adc5b9e91ddd9A.jpg

H4cf7d66ca2d84a2b849adc5b9e91ddd9A.jpg

500 ms

awsc.js

awsc.js

46 ms

14 ms

7.gif

7.gif

15 ms

et_n.js

et_n.js

10 ms

um.js

um.js

9 ms

Hcc4c17b0b16a4226b37ce030eb8b27adI.jpg

Hcc4c17b0b16a4226b37ce030eb8b27adI.jpg

1553 ms

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

52 ms

Hc440fcce63224e62b2b0d7bae253a298V.jpg

Hc440fcce63224e62b2b0d7bae253a298V.jpg

611 ms

H17391ebb5203476b9ecb0c7e7a61c32aS.jpg

H17391ebb5203476b9ecb0c7e7a61c32aS.jpg

965 ms

high-quality-BJ-255-diamond-core-drilling.jpg_480x480.jpg

high-quality-BJ-255-diamond-core-drilling.jpg_480x480.jpg

136 ms

BJ-28RE-with-speed-control-High-Quality.jpg_480x480.jpg

BJ-28RE-with-speed-control-High-Quality.jpg_480x480.jpg

147 ms

16MM-magnetic-drill-machine-magnetic-press-drill.jpg_480x480.jpg

16MM-magnetic-drill-machine-magnetic-press-drill.jpg_480x480.jpg

424 ms

with-tapping-function-high-quality-cheap-price.jpg_480x480.jpg

with-tapping-function-high-quality-cheap-price.jpg_480x480.jpg

913 ms

magnetic-drill-for-annular-cutter-twist-bit.jpg_480x480.jpg

magnetic-drill-for-annular-cutter-twist-bit.jpg_480x480.jpg

198 ms

1000mm-JIECHU-Concrete-Wall-Saw-Brick-saw.jpg_480x480.jpg

1000mm-JIECHU-Concrete-Wall-Saw-Brick-saw.jpg_480x480.jpg

764 ms

diamond-bits-core-drill-for-concrete-good.jpg_480x480.jpg

diamond-bits-core-drill-for-concrete-good.jpg_480x480.jpg

524 ms

Best-price-200MM-Best-factory-Concrete-core.jpg_720x720.jpg

Best-price-200MM-Best-factory-Concrete-core.jpg_720x720.jpg

1027 ms

good-quality-diamond-core-drill-8-inch.jpg_250x250.jpg

good-quality-diamond-core-drill-8-inch.jpg_250x250.jpg

1412 ms

good-quality-diamond-core-drill-8-inch.jpg_250x250.jpg

good-quality-diamond-core-drill-8-inch.jpg_250x250.jpg

1061 ms

high-quality-BL-400-400mm-Diamond-Core.jpg_250x250.jpg

high-quality-BL-400-400mm-Diamond-Core.jpg_250x250.jpg

1541 ms

28mm-Twist-magnetic-drill-mt3-tapping-machine.jpg_350x350.jpg

28mm-Twist-magnetic-drill-mt3-tapping-machine.jpg_350x350.jpg

1460 ms

BJ-23RE-1880W-23mm-twist-drill-50mm.jpg_350x350.jpg

BJ-23RE-1880W-23mm-twist-drill-50mm.jpg_350x350.jpg

1376 ms

32mm-tapiing-core-drilling-machine-BJ-32.jpg_350x350.jpg

32mm-tapiing-core-drilling-machine-BJ-32.jpg_350x350.jpg

1580 ms

Magnetic-Electric-Drills-For-Sale-68mm-Magnetic.png_350x350.jpg

Magnetic-Electric-Drills-For-Sale-68mm-Magnetic.png_350x350.jpg

1841 ms

Classic-drilling-machine-BJ-155E-150mm-concrete.jpg_350x350.jpg

Classic-drilling-machine-BJ-155E-150mm-concrete.jpg_350x350.jpg

1924 ms

CapacityBJ-205-205mm-electric-diamond-core-drill.jpg_350x350.jpg

CapacityBJ-205-205mm-electric-diamond-core-drill.jpg_350x350.jpg

1570 ms

good-quality-diamond-core-drill-8-inch.jpg_350x350.jpg

good-quality-diamond-core-drill-8-inch.jpg_350x350.jpg

1568 ms

good-quality-diamond-core-drill-8-inch.jpg_350x350.jpg

good-quality-diamond-core-drill-8-inch.jpg_350x350.jpg

1902 ms

H2cb8df544e9a49c693ab5d5a0c00a154N.jpg

H2cb8df544e9a49c693ab5d5a0c00a154N.jpg

1315 ms

wu.json

wu.json

125 ms

um.json

um.json

56 ms

getUmid.do

getUmid.do

40 ms

eg.js

eg.js

4 ms

index.js

index.js

4 ms

Accessibility Review

shjcjd.en.alibaba.com accessibility score

43

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.

Best Practices

shjcjd.en.alibaba.com 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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

shjcjd.en.alibaba.com SEO score

79

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 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 Shjcjd.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 Shjcjd.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

shjcjd.en.alibaba.com

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