Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

sunchienergy.com

A Professional DC Inverter Heat Pump Manufacturer- Sunchi New Energy

Page Load Speed

4.7 sec in total

First Response

473 ms

Resources Loaded

3.1 sec

Page Rendered

1.1 sec

About Website

Visit sunchienergy.com now to see the best up-to-date Sunchi Energy content and also check out these interesting facts you probably never knew about sunchienergy.com

Jiangsu sunchi new energy Co.,Ltd. established in 2005, located in Changzhou city, Jiangsu province....

Visit sunchienergy.com

Key Findings

We analyzed Sunchienergy.com page load time and found that the first response time was 473 ms and then it took 4.2 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

sunchienergy.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

41/100

25%

SI (Speed Index)

Value2.8 s

96/100

10%

TBT (Total Blocking Time)

Value1,500 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.365

29/100

15%

TTI (Time to Interactive)

Value8.9 s

35/100

10%

Network Requests Diagram

sunchienergy.com

473 ms

www.sunchienergy.com

502 ms

all.min.css

164 ms

jquery-1.10.2.min.js

264 ms

sea.js

148 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 83% of them (59 requests) were addressed to the original Sunchienergy.com, 8% (6 requests) were made to Youtube.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Sunchienergy.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 796.8 kB (39%)

Content Size

2.1 MB

After Optimization

1.3 MB

In fact, the total size of Sunchienergy.com main page is 2.1 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 39.3 kB

  • Original 48.0 kB
  • After minification 38.8 kB
  • After compression 8.7 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 9.2 kB, which is 19% 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 82% of the original size.

Image Optimization

-2%

Potential reduce by 24.9 kB

  • Original 1.1 MB
  • After minification 1.0 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. Sunchi Energy images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 230.3 kB

  • Original 364.4 kB
  • After minification 354.5 kB
  • After compression 134.0 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 230.3 kB or 63% of the original size.

CSS Optimization

-84%

Potential reduce by 502.3 kB

  • Original 596.1 kB
  • After minification 589.0 kB
  • After compression 93.8 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. Sunchienergy.com needs all CSS files to be minified and compressed as it can save up to 502.3 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (37%)

Requests Now

67

After Optimization

42

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sunchi Energy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sunchienergy.com accessibility score

73

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

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

Links do not have a discernible name

Best Practices

sunchienergy.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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

sunchienergy.com SEO score

76

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sunchienergy.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 Sunchienergy.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

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