Tools & Wizards About Us
sunrain-heatpump.com screenshot

Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

sunrain-heatpump.com

China Hot Water Heat Pump, Air Source Heat Pump for Home, Swimming Pool Heat Pump Manufacturers, Suppliers, Factory - Sunrain

Page Load Speed

22.2 sec in total

First Response

466 ms

Resources Loaded

21.2 sec

Page Rendered

547 ms

sunrain-heatpump.com screenshot

About Website

Click here to check amazing Sunrain Heat Pump content. Otherwise, check out these important facts you probably never knew about sunrain-heatpump.com

SUNRAIN Co., Ltd.: Find professional hot water heat pump, air source heat pump for home, swimming pool heat pump, heat pump accessories, domestic house heat pump manufacturers and suppliers in China h...

Visit sunrain-heatpump.com

Key Findings

We analyzed Sunrain-heatpump.com page load time and found that the first response time was 466 ms and then it took 21.7 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

sunrain-heatpump.com performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

41/100

25%

SI (Speed Index)

Value4.5 s

73/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.6 s

81/100

10%

Network Requests Diagram

sunrain-heatpump.com

466 ms

www.sunrain-heatpump.com

567 ms

bootstrap.min.css

396 ms

animate.min.css

384 ms

swiper.min.css

394 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 36% of them (20 requests) were addressed to the original Sunrain-heatpump.com, 29% (16 requests) were made to Img01.v15cdn.com and 16% (9 requests) were made to Js01.v15cdn.com. The less responsive or slowest element that took the longest time to load (19.7 sec) relates to the external source Css02.v15cdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 55.4 kB (3%)

Content Size

1.6 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sunrain-heatpump.com main page is 1.6 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. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 33.5 kB

  • Original 41.2 kB
  • After minification 40.2 kB
  • After compression 7.7 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. 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 33.5 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 18.7 kB

  • Original 1.5 MB
  • After minification 1.4 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. Sunrain Heat Pump images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 1.8 kB

  • Original 86.3 kB
  • After minification 86.3 kB
  • After compression 84.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-4%

Potential reduce by 1.4 kB

  • Original 38.6 kB
  • After minification 38.5 kB
  • After compression 37.2 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. Sunrain-heatpump.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (56%)

Requests Now

52

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sunrain Heat Pump. 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 from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sunrain-heatpump.com

sunrain-heatpump.com

466 ms

www.sunrain-heatpump.com

www.sunrain-heatpump.com

567 ms

bootstrap.min.css

bootstrap.min.css

396 ms

animate.min.css

animate.min.css

384 ms

swiper.min.css

swiper.min.css

394 ms

style.css

style.css

119 ms

jquery-2.1.4.min.js

jquery-2.1.4.min.js

406 ms

sitecommon.js

sitecommon.js

418 ms

other.css

other.css

85 ms

Site_Common.js

Site_Common.js

417 ms

flash.js

flash.js

452 ms

bootstrap.min.js

bootstrap.min.js

451 ms

wow.min.js

wow.min.js

152 ms

scripts.js

scripts.js

152 ms

swiper.min.js

swiper.min.js

495 ms

count1.js

count1.js

449 ms

float22305.js

float22305.js

161 ms

privacy-policy.js

privacy-policy.js

496 ms

logo201908201645340359531.png

logo201908201645340359531.png

99 ms

en.webp

en.webp

172 ms

ind-img1.webp

ind-img1.webp

74 ms

ind-img2.webp

ind-img2.webp

59 ms

ind-img3.webp

ind-img3.webp

75 ms

play.png

play.png

19700 ms

gr.webp

gr.webp

159 ms

hu.webp

hu.webp

168 ms

hr.webp

hr.webp

181 ms

pt.webp

pt.webp

171 ms

yua.webp

yua.webp

170 ms

fr.webp

fr.webp

172 ms

se.webp

se.webp

169 ms

pl.webp

pl.webp

173 ms

lt.webp

lt.webp

176 ms

id.webp

id.webp

173 ms

no.webp

no.webp

174 ms

261.webp

261.webp

182 ms

248.webp

248.webp

187 ms

278.webp

278.webp

187 ms

ba8582013a-dfc1-4f87-ad4c-9bfc5ead9ad0.jpg

ba8582013a-dfc1-4f87-ad4c-9bfc5ead9ad0.jpg

1126 ms

ba202203301658309467200.jpg

ba202203301658309467200.jpg

1116 ms

ba202007141531147520306.jpg

ba202007141531147520306.jpg

1109 ms

erp-a-r32-evi-hydronic-heat-pump58477588836.jpg

erp-a-r32-evi-hydronic-heat-pump58477588836.jpg

285 ms

80l-small-energy-efficient-integrated-heatc2bd81e1-0d05-4646-81fd-be80ff7b962e.jpg

80l-small-energy-efficient-integrated-heatc2bd81e1-0d05-4646-81fd-be80ff7b962e.jpg

291 ms

r290-monoblock-inverter-air-source-heat-pump6f92e.jpg

r290-monoblock-inverter-air-source-heat-pump6f92e.jpg

404 ms

r290-200l-residential-electric-hybrid-geyser7e2acd01-fe47-4b89-ba5f-6c99eef3b1e0.png

r290-200l-residential-electric-hybrid-geyser7e2acd01-fe47-4b89-ba5f-6c99eef3b1e0.png

413 ms

sunrain-air-source-air-exhaust-heat-pump-forb931f.png

sunrain-air-source-air-exhaust-heat-pump-forb931f.png

713 ms

solareast-residential-ess-high-efficiency-and5e823.jpg

solareast-residential-ess-high-efficiency-and5e823.jpg

629 ms

solar-heat-pumps-for-heating-and-cooling518dd.png

solar-heat-pumps-for-heating-and-cooling518dd.png

702 ms

above-ground-pool-heat-pump21d5a.jpg

above-ground-pool-heat-pump21d5a.jpg

730 ms

201908211710454168701.jpg

201908211710454168701.jpg

1236 ms

201908261648358701986.jpg

201908261648358701986.jpg

1025 ms

erwei51898520190828.jpg

erwei51898520190828.jpg

1000 ms

s

s

1018 ms

flag.css

flag.css

32 ms

wmkc-ico23.webp

wmkc-ico23.webp

43 ms

Accessibility Review

sunrain-heatpump.com accessibility score

93

Accessibility Issues

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

sunrain-heatpump.com best practices score

58

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

sunrain-heatpump.com SEO score

88

Search Engine Optimization Advices

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

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 Sunrain-heatpump.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 Sunrain-heatpump.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

sunrain-heatpump.com

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