Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

pvsolartech.com

Fangpusun | Power Inverter Manufacturer, PV Inverter Manufacturer

Page Load Speed

3.8 sec in total

First Response

891 ms

Resources Loaded

2.6 sec

Page Rendered

378 ms

pvsolartech.com screenshot

About Website

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

Solar power inverter manufacturer since 2010, Fangpusun is the best PV inverter manufacturer and wholesale off grid inverter supplier, check it!

Visit pvsolartech.com

Key Findings

We analyzed Pvsolartech.com page load time and found that the first response time was 891 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 50% of websites can load faster.

Performance Metrics

pvsolartech.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value6.4 s

41/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0.061

98/100

15%

TTI (Time to Interactive)

Value6.4 s

59/100

10%

Network Requests Diagram

www.pvsolartech.com

891 ms

base.css

16 ms

Poppins.css

40 ms

base.js

41 ms

redirectByIp.js

40 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 80% of them (33 requests) were addressed to the original Pvsolartech.com, 10% (4 requests) were made to Googletagmanager.com and 5% (2 requests) were made to Yasuo.weyesimg.com. The less responsive or slowest element that took the longest time to load (891 ms) belongs to the original domain Pvsolartech.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 147.9 kB (41%)

Content Size

358.7 kB

After Optimization

210.7 kB

In fact, the total size of Pvsolartech.com main page is 358.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. Javascripts take 137.1 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 100.9 kB

  • Original 120.6 kB
  • After minification 97.1 kB
  • After compression 19.7 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 23.5 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 100.9 kB or 84% of the original size.

Image Optimization

-93%

Potential reduce by 44.1 kB

  • Original 47.4 kB
  • After minification 3.3 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. Obviously, PV Solartech needs image optimization as it can save up to 44.1 kB or 93% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 1.0 kB

  • Original 137.1 kB
  • After minification 137.1 kB
  • After compression 136.1 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 1.9 kB

  • Original 53.5 kB
  • After minification 53.5 kB
  • After compression 51.6 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. Pvsolartech.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 32 (84%)

Requests Now

38

After Optimization

6

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PV Solartech. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

pvsolartech.com accessibility score

62

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

Links do not have a discernible name

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

pvsolartech.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

pvsolartech.com SEO score

82

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pvsolartech.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Pvsolartech.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 PV Solartech. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: