Tools & Wizards About Us
oceanpower.com screenshot

Report Summary

  • 65

    Performance

    Renders faster than
    78% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

oceanpower.com

海川股份,oceanpower

Page Load Speed

58.8 sec in total

First Response

10 sec

Resources Loaded

48.2 sec

Page Rendered

590 ms

oceanpower.com screenshot

About Website

Visit oceanpower.com now to see the best up-to-date Oceanpower content for Hong Kong and also check out these interesting facts you probably never knew about oceanpower.com

海川股份 通过实施多项国家科技支撑项目和标准化战略，提高了公司原创性、战略性技术研发的核心竞争力；在低碳材料（节地、节材），节能、节水和环保上取得了一系列的新突破；产品和服务多次获得相关权威机构认证，并已在全国多项重点工程中得到广泛应用。

Visit oceanpower.com

Key Findings

We analyzed Oceanpower.com page load time and found that the first response time was 10 sec and then it took 48.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 24 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

oceanpower.com performance score

65

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

20/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

Network Requests Diagram

oceanpower.com

9971 ms

jquery-1.4.2.js

20352 ms

slide.js

9647 ms

nav.css

11793 ms

style.css

20381 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 83% of them (33 requests) were addressed to the original Oceanpower.com, 3% (1 request) were made to S13.cnzz.com and 3% (1 request) were made to Cert.ebs.gov.cn. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Oceanpower.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 198.6 kB (64%)

Content Size

311.0 kB

After Optimization

112.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Oceanpower.com main page is 311.0 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 181.1 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 15.4 kB

  • Original 20.3 kB
  • After minification 18.5 kB
  • After compression 4.9 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 15.4 kB or 76% of the original size.

Image Optimization

-19%

Potential reduce by 16.5 kB

  • Original 87.9 kB
  • After minification 71.4 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, Oceanpower needs image optimization as it can save up to 16.5 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-82%

Potential reduce by 148.8 kB

  • Original 181.1 kB
  • After minification 111.2 kB
  • After compression 32.2 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 148.8 kB or 82% of the original size.

CSS Optimization

-82%

Potential reduce by 17.8 kB

  • Original 21.7 kB
  • After minification 18.6 kB
  • After compression 3.9 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. Oceanpower.com needs all CSS files to be minified and compressed as it can save up to 17.8 kB or 82% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oceanpower. According to our analytics all requests are already optimized.

Network Requests Diagram

oceanpower.com

oceanpower.com

9971 ms

jquery-1.4.2.js

jquery-1.4.2.js

20352 ms

slide.js

slide.js

9647 ms

nav.css

nav.css

11793 ms

style.css

style.css

20381 ms

style.css

style.css

13177 ms

stat.php

stat.php

2070 ms

govicon.js

govicon.js

18254 ms

oceanpower_logo.gif

oceanpower_logo.gif

19997 ms

index_ad.htm

index_ad.htm

1247 ms

product_show_04.jpg

product_show_04.jpg

19991 ms

product_show_03.jpg

product_show_03.jpg

19992 ms

product_show_02.jpg

product_show_02.jpg

19994 ms

product_show_01.jpg

product_show_01.jpg

19994 ms

index_tu1.jpg

index_tu1.jpg

19995 ms

index_tu2.jpg

index_tu2.jpg

19994 ms

index_tu3.jpg

index_tu3.jpg

19998 ms

index_tu4.jpg

index_tu4.jpg

19999 ms

wx.gif

wx.gif

19999 ms

wb.png

wb.png

20000 ms

sinaweibo.gif

sinaweibo.gif

20001 ms

cn.jpg

cn.jpg

6069 ms

en.jpg

en.jpg

4440 ms

hot_tel.gif

hot_tel.gif

20000 ms

bt_Home_a.jpg

bt_Home_a.jpg

8188 ms

bt_AboutUs_a.jpg

bt_AboutUs_a.jpg

19990 ms

bt_PressCentre_a.jpg

bt_PressCentre_a.jpg

8520 ms

bt_Business_a.jpg

bt_Business_a.jpg

19996 ms

bt_RDCenter_a.jpg

bt_RDCenter_a.jpg

19998 ms

bt_Hr_a.jpg

bt_Hr_a.jpg

19997 ms

bt_ContactUs_a.jpg

bt_ContactUs_a.jpg

19998 ms

stat.htm

stat.htm

251 ms

core.php

core.php

1574 ms

bn1.jpg

bn1.jpg

20350 ms

bn2.jpg

bn2.jpg

20350 ms

bn3.jpg

bn3.jpg

20350 ms

bn4.jpg

bn4.jpg

20351 ms

9.gif

9.gif

1082 ms

pic.gif

pic.gif

1244 ms

app.gif

app.gif

1004 ms

Accessibility Review

oceanpower.com accessibility score

46

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.

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

oceanpower.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

oceanpower.com SEO score

67

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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oceanpower.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Oceanpower.com main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

oceanpower.com

Open Graph description is not detected on the main page of Oceanpower. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: