Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

tmvan.com

商品分类表|类似商品和服务区分表|商品和服务分类表-先锋商标网

Page Load Speed

14.7 sec in total

First Response

682 ms

Resources Loaded

13.7 sec

Page Rendered

293 ms

tmvan.com screenshot

About Website

Welcome to tmvan.com homepage info - get ready to check Tmvan best content for China right away, or after learning these important things about tmvan.com

先锋商标网商品分类表,又称类似商品和服务区分表、商品和服务分类表、商标商品分类表,基于尼斯分类第十版而整合的商品分类表,提供方便、快捷的商品分类查询。

Visit tmvan.com

Key Findings

We analyzed Tmvan.com page load time and found that the first response time was 682 ms and then it took 14 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

tmvan.com performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value10.4 s

8/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value4.0 s

88/100

10%

Network Requests Diagram

tmvan.com

682 ms

www.tmvan.com

779 ms

common.css

220 ms

jquery-1.8.0.min.js

669 ms

jquery.autocomplete.js

446 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that all of those requests were addressed to Tmvan.com and no external sources were called. The less responsive or slowest element that took the longest time to load (8.4 sec) belongs to the original domain Tmvan.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 175.5 kB (6%)

Content Size

3.1 MB

After Optimization

2.9 MB

In fact, the total size of Tmvan.com main page is 3.1 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. 65% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 56.6 kB

  • Original 65.5 kB
  • After minification 43.4 kB
  • After compression 9.0 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 22.1 kB, which is 34% 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 56.6 kB or 86% of the original size.

Image Optimization

-3%

Potential reduce by 93.7 kB

  • Original 2.9 MB
  • After minification 2.8 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. Tmvan images are well optimized though.

JavaScript Optimization

-26%

Potential reduce by 23.2 kB

  • Original 88.2 kB
  • After minification 87.6 kB
  • After compression 65.0 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 23.2 kB or 26% of the original size.

CSS Optimization

-39%

Potential reduce by 2.0 kB

  • Original 5.2 kB
  • After minification 5.1 kB
  • After compression 3.2 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. Tmvan.com needs all CSS files to be minified and compressed as it can save up to 2.0 kB or 39% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (11%)

Requests Now

95

After Optimization

85

The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tmvan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

tmvan.com accessibility score

56

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.

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

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

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

tmvan.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

tmvan.com SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tmvan.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 Tmvan.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 Tmvan. 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: