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

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

delongtech.en.alibaba.com

Company Overview - Shenzhen Xingdelong Technology Limited

Page Load Speed

3.3 sec in total

First Response

412 ms

Resources Loaded

2.4 sec

Page Rendered

436 ms

delongtech.en.alibaba.com screenshot

About Website

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

Shenzhen Xingdelong Technology Limited Products:LED gift,LED pharmacy cross Display,LED car display,LED sign,Beauty makeup tool

Visit delongtech.en.alibaba.com

Key Findings

We analyzed Delongtech.en.alibaba.com page load time and found that the first response time was 412 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

delongtech.en.alibaba.com performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value11,570 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value25.5 s

0/100

10%

Network Requests Diagram

delongtech.en.alibaba.com

412 ms

delongtech.en.alibaba.com

320 ms

16 ms

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

227 ms

index.js

262 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Delongtech.en.alibaba.com, 49% (20 requests) were made to S.alicdn.com and 10% (4 requests) were made to Sc04.alicdn.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 826.0 kB (35%)

Content Size

2.4 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Delongtech.en.alibaba.com main page is 2.4 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. 30% 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 428.3 kB

  • Original 524.4 kB
  • After minification 523.8 kB
  • After compression 96.1 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 428.3 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 6.9 kB

  • Original 510.9 kB
  • After minification 503.9 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. Delongtech En Alibaba images are well optimized though.

JavaScript Optimization

-30%

Potential reduce by 390.7 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 928.5 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 390.7 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (46%)

Requests Now

39

After Optimization

21

  • AJAX
  • Images
  • JavaScript

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Delongtech 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

delongtech.en.alibaba.com

delongtech.en.alibaba.com

412 ms

delongtech.en.alibaba.com

delongtech.en.alibaba.com

320 ms

16 ms

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

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

227 ms

index.js

index.js

262 ms

index.js

index.js

258 ms

renderHeader.js

renderHeader.js

257 ms

awsc.js

awsc.js

38 ms

6 ms

7.gif

7.gif

125 ms

et_n.js

et_n.js

12 ms

um.js

um.js

117 ms

HTB1d1lULXXXXXb_XVXX5jXXFXXXr.gif

HTB1d1lULXXXXXb_XVXX5jXXFXXXr.gif

97 ms

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

105 ms

O1CN01kdASbu1gwr9DpPPgA_!!6000000004207-2-tps-290-296.png

O1CN01kdASbu1gwr9DpPPgA_!!6000000004207-2-tps-290-296.png

71 ms

TB1Roq8fgoQMeJjy0FnXXb8gFXa-1200-250.png

TB1Roq8fgoQMeJjy0FnXXb8gFXa-1200-250.png

93 ms

HTB117xydlLN8KJjSZFpq6zZaVXav.jpg

HTB117xydlLN8KJjSZFpq6zZaVXav.jpg

766 ms

48X48cm-Acrylic-indoor-Green-pharmacy-cross-led.jpg_480x480.jpg

48X48cm-Acrylic-indoor-Green-pharmacy-cross-led.jpg_480x480.jpg

206 ms

HTB1Zb0_LXXXXXb_XpXXq6xXFXXXA.jpg

HTB1Zb0_LXXXXXb_XpXXq6xXFXXXA.jpg

359 ms

HTB1BhVLLXXXXXXBapXXq6xXFXXX4.jpg

HTB1BhVLLXXXXXXBapXXq6xXFXXX4.jpg

427 ms

HTB1L6F2LXXXXXb8XFXXq6xXFXXX2.jpg

HTB1L6F2LXXXXXb8XFXXq6xXFXXX2.jpg

82 ms

CE-RoHS-75X50X10cm-pharmacy-led-cross-shaped.jpg_250x250.jpg

CE-RoHS-75X50X10cm-pharmacy-led-cross-shaped.jpg_250x250.jpg

685 ms

CE-RoHS-outdoor-102X80cm-double-sided-green.jpg_250x250.jpg

CE-RoHS-outdoor-102X80cm-double-sided-green.jpg_250x250.jpg

761 ms

CE-RoHS-100-240v-semi-outdoor-7X80pixel.jpg_250x250.jpg

CE-RoHS-100-240v-semi-outdoor-7X80pixel.jpg_250x250.jpg

550 ms

CE-RoHS-7X50pixel-p7-62-programmable-text.jpg_250x250.jpg

CE-RoHS-7X50pixel-p7-62-programmable-text.jpg_250x250.jpg

656 ms

CE-16X128pixel-P7-62mm-programmable-bus-indoor.jpg_250x250.jpg

CE-16X128pixel-P7-62mm-programmable-bus-indoor.jpg_250x250.jpg

963 ms

CE-and-RoHS-high-bright-programmable-32X128pixel.jpg_250x250.jpg

CE-and-RoHS-high-bright-programmable-32X128pixel.jpg_250x250.jpg

1175 ms

red-yellow-blue-green-white-Latex-small.jpg_250x250.jpg

red-yellow-blue-green-white-Latex-small.jpg_250x250.jpg

1103 ms

WIFI-control-Programmable-48X48cm-Indoor-LED-Pharmacy.jpg_350x350.jpg

WIFI-control-Programmable-48X48cm-Indoor-LED-Pharmacy.jpg_350x350.jpg

1477 ms

Child-cartoon-luminous-necklace.jpg_350x350.jpg

Child-cartoon-luminous-necklace.jpg_350x350.jpg

1419 ms

70cm-plastic-magic-elastic-stick.jpg_350x350.jpg

70cm-plastic-magic-elastic-stick.jpg_350x350.jpg

1698 ms

CE-RoHS-70X70cm-flash-blue-outdoor-electric.jpg_350x350.jpg

CE-RoHS-70X70cm-flash-blue-outdoor-electric.jpg_350x350.jpg

1515 ms

hot-sale-1-2W-usb-led-lamp.jpg_350x350.jpg

hot-sale-1-2W-usb-led-lamp.jpg_350x350.jpg

1647 ms

TB1k1Ive3oQMeJjy0FoXXcShVXa-1200-280.png

TB1k1Ive3oQMeJjy0FoXXcShVXa-1200-280.png

97 ms

TB1Z8vPSFXXXXXLXVXXXXXXXXXX-1519-200.png

TB1Z8vPSFXXXXXLXVXXXXXXXXXX-1519-200.png

99 ms

TB139qIiv2H8KJjy0FcXXaDlFXa-1000-600.jpg

TB139qIiv2H8KJjy0FcXXaDlFXa-1000-600.jpg

164 ms

wu.json

wu.json

586 ms

um.json

um.json

57 ms

getUmid.do

getUmid.do

102 ms

eg.js

eg.js

5 ms

index.js

index.js

3 ms

Accessibility Review

delongtech.en.alibaba.com accessibility score

69

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

delongtech.en.alibaba.com best practices score

67

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

delongtech.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 Delongtech.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 Delongtech.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

delongtech.en.alibaba.com

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