Tools & Wizards About Us

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

btxincheng.com

rto|rto蓄热燃烧-转轮rto-沸石转轮rto-沸石转轮一体机-RTO生产厂家-催化燃烧设备，VOC催化燃烧环保设备，滤筒除尘器-河北科恒环保设备有限公司

Page Load Speed

22.5 sec in total

First Response

670 ms

Resources Loaded

21.3 sec

Page Rendered

524 ms

About Website

Click here to check amazing Btxincheng content. Otherwise, check out these important facts you probably never knew about btxincheng.com

河北科恒环保设备有限公司是一家集设计制造安装调试于一体的RTO生产厂家，主要生产以rto为主的rto蓄热燃烧，转轮rto，沸石转轮rto，沸石转轮一体机，催化燃烧设备，VOC催化燃烧环保设备，滤筒除尘器等，适用于喷漆喷涂，印刷包装，橡胶塑料，铸造铸件，塑料彩印软包装等。

Visit btxincheng.com

Key Findings

We analyzed Btxincheng.com page load time and found that the first response time was 670 ms and then it took 21.8 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 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

btxincheng.com performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

84/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0.94

3/100

15%

TTI (Time to Interactive)

Value14.2 s

9/100

10%

Network Requests Diagram

btxincheng.com

670 ms

style.css

530 ms

animate.css

519 ms

jquery-1.9.1.min.js

761 ms

jquery.flexslider-min.js

522 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 96% of them (71 requests) were addressed to the original Btxincheng.com, 3% (2 requests) were made to Tool.yishangwang.com and 1% (1 request) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Hm.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 98.2 kB (4%)

Content Size

2.6 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Btxincheng.com main page is 2.6 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. 50% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 25.2 kB

  • Original 31.6 kB
  • After minification 26.6 kB
  • After compression 6.4 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 5.0 kB, which is 16% 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 25.2 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 54.9 kB

  • Original 2.4 MB
  • After minification 2.4 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. Btxincheng images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 15.9 kB

  • Original 92.5 kB
  • After minification 92.3 kB
  • After compression 76.6 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 15.9 kB or 17% of the original size.

CSS Optimization

-18%

Potential reduce by 2.3 kB

  • Original 12.7 kB
  • After minification 12.7 kB
  • After compression 10.5 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. Btxincheng.com needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (14%)

Requests Now

71

After Optimization

61

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Btxincheng. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

btxincheng.com accessibility score

54

Accessibility Issues

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

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

btxincheng.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

btxincheng.com SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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 uses legible font sizes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Btxincheng.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 Btxincheng.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 description is not detected on the main page of Btxincheng. 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: