Access tegang.lgmi.com. 特钢_特钢价格_特钢市场价格_特钢供求平台

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.9 s

54/100

10%

tegang.lgmi.com

8838 ms

style_index_tegang0203.css

1292 ms

default_blue.css

641 ms

tjcookies.js

514 ms

public2.js.js

968 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 54% of them (30 requests) were addressed to the original Tegang.lgmi.com, 20% (11 requests) were made to Lgmi.com and 7% (4 requests) were made to Member.lgmi.com. The less responsive or slowest element that took the longest time to load (8.8 sec) belongs to the original domain Tegang.lgmi.com.

Content Size

1.1 MB

After Optimization

824.0 kB

In fact, the total size of Tegang.lgmi.com main page is 1.1 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. 20% of websites need less resources to load. Images take 787.8 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 93.1 kB

Original 111.0 kB
After minification 97.6 kB
After compression 17.9 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. This page needs HTML code to be minified as it can gain 13.5 kB, which is 12% 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 93.1 kB or 84% of the original size.

Image Optimization

-6%

Potential reduce by 43.4 kB

Original 787.8 kB
After minification 744.5 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. Tegang Lgmi images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 77.6 kB

Original 134.3 kB
After minification 131.8 kB
After compression 56.8 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 77.6 kB or 58% of the original size.

CSS Optimization

-87%

Potential reduce by 31.6 kB

Original 36.4 kB
After minification 32.2 kB
After compression 4.8 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. Tegang.lgmi.com needs all CSS files to be minified and compressed as it can save up to 31.6 kB or 87% of the original size.

Requests Now

After Optimization

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tegang Lgmi. 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 as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

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.

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

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 Tegang.lgmi.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 Tegang.lgmi.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

tegang.lgmi.com

Open Graph description is not detected on the main page of Tegang Lgmi. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

特钢_特钢价格_特钢市场价格_特钢供求平台_兰格钢铁信息网

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

tegang.lgmi.com

style_index_tegang0203.css

default_blue.css

tjcookies.js

public2.js.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

tegang.lgmi.com

style_index_tegang0203.css

default_blue.css

tjcookies.js

public2.js.js

lgmi.js

jquery-1.7.2.min.js

jquery.Sonline.js

register.js

slide.js

dxdy960x145.jpg

logo21360.jpg

tg_17.jpg

hhx240x60.gif

pingzhongxian3.11.png

welcome_comm_topbar.aspx

%E5%B1%B1%E4%B8%9C%E7%BB%93%E6%9E%84%E9%92%A23.4.jpg

topbar.gif

topsub.gif

topbarnewbg.png

line2.gif

121255.jpg

jc_dh1.gif

Tab_bg_icon.gif

Tab_ahover_blue_line.gif

Tab_ahover_gray_line.gif

pybox.jpg

tg_01.gif

tg_09.jpg

line96_21.gif

43.jpg

66.jpg

66jpg.jpg

398jpg.jpg

city_gongying_new.asp

jc_y1.gif

line96.gif

tg_09.gif

tg_10.jpg

tegang_counter.asp

tg_07.gif

tg_11.gif

lgtylb.asp