Tools & Wizards About Us
tvintec.com.vn screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

tvintec.com.vn

Máy quét mã vạch | Máy in mã vạch | Thiết bị bán hàng | Công Ty Công Nghệ Trí Vinh

Page Load Speed

7.5 sec in total

First Response

1.1 sec

Resources Loaded

6.1 sec

Page Rendered

265 ms

tvintec.com.vn screenshot

About Website

Welcome to tvintec.com.vn homepage info - get ready to check Tvintec best content for Vietnam right away, or after learning these important things about tvintec.com.vn

Tvintec Co., Ltd. - Là nhà phân phối các thiết bị hỗ trợ bán hàng, thiết bị văn phòng của các hãng danh tiếng... Hàng chính hãng giá tốt nhất tại việt Nam

Visit tvintec.com.vn

Key Findings

We analyzed Tvintec.com.vn page load time and found that the first response time was 1.1 sec and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

tvintec.com.vn performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value730 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.027

100/100

15%

TTI (Time to Interactive)

Value14.8 s

8/100

10%

Network Requests Diagram

tvintec.com.vn

1055 ms

cornner.css

1045 ms

mainMenu.css

1073 ms

menu_tab.css

1072 ms

tabcontent.css

1082 ms

Our browser made a total of 111 requests to load all elements on the main page. We found that 77% of them (85 requests) were addressed to the original Tvintec.com.vn, 6% (7 requests) were made to T1.mylivechat.com and 5% (6 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Tvintec.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 188.1 kB (9%)

Content Size

2.0 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tvintec.com.vn main page is 2.0 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. 60% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 90.8 kB

  • Original 108.0 kB
  • After minification 100.2 kB
  • After compression 17.2 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 90.8 kB or 84% of the original size.

Image Optimization

-5%

Potential reduce by 79.3 kB

  • Original 1.6 MB
  • After minification 1.5 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. Tvintec images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 12.4 kB

  • Original 290.0 kB
  • After minification 289.9 kB
  • After compression 277.7 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

-31%

Potential reduce by 5.6 kB

  • Original 18.0 kB
  • After minification 18.0 kB
  • After compression 12.4 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. Tvintec.com.vn needs all CSS files to be minified and compressed as it can save up to 5.6 kB or 31% of the original size.

Requests Breakdown

Number of requests can be reduced by 50 (50%)

Requests Now

101

After Optimization

51

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tvintec. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tvintec.com.vn

tvintec.com.vn

1055 ms

cornner.css

cornner.css

1045 ms

mainMenu.css

mainMenu.css

1073 ms

menu_tab.css

menu_tab.css

1072 ms

tabcontent.css

tabcontent.css

1082 ms

template.css

template.css

1085 ms

ddlevelsmenu-base.css

ddlevelsmenu-base.css

1088 ms

ddlevelsmenu-topbar.css

ddlevelsmenu-topbar.css

1314 ms

ddlevelsmenu-sidebar.css

ddlevelsmenu-sidebar.css

1340 ms

jquery.wysiwyg.css

jquery.wysiwyg.css

1341 ms

tooltip.css

tooltip.css

1352 ms

style_html5.css

style_html5.css

1355 ms

jquery-1.4.3.js

jquery-1.4.3.js

1623 ms

jquery.pngFix.js

jquery.pngFix.js

1569 ms

ddlevelsmenu.js

ddlevelsmenu.js

1596 ms

phpvnn.js

phpvnn.js

1596 ms

jcarousellite.js

jcarousellite.js

1612 ms

default.php

default.php

1616 ms

ajaxtabs.js

ajaxtabs.js

1839 ms

tabcontent.js

tabcontent.js

1858 ms

pagebox.js

pagebox.js

1859 ms

jquery.wysiwyg.js

jquery.wysiwyg.js

1876 ms

tooltip.js

tooltip.js

1879 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

1881 ms

slidedeck.skin.css

slidedeck.skin.css

2091 ms

slidedeck.jquery.lite.pack.js

slidedeck.jquery.lite.pack.js

2109 ms

slidedeck.jquery.js

slidedeck.jquery.js

2113 ms

scroll.js

scroll.js

2145 ms

menu_down.js

menu_down.js

2145 ms

styleadmin.css

styleadmin.css

2146 ms

admin_menu_down.css

admin_menu_down.css

2341 ms

jquery-latest.js

jquery-latest.js

2390 ms

jcarousellite_1.js

jcarousellite_1.js

2137 ms

chatinline.aspx

chatinline.aspx

199 ms

livechat.aspx

livechat.aspx

219 ms

ga.js

ga.js

10 ms

logotvt.png

logotvt.png

520 ms

flag_en.gif

flag_en.gif

523 ms

but_cart.png

but_cart.png

539 ms

1.png

1.png

1264 ms

3.png

3.png

1013 ms

5.png

5.png

1055 ms

products_category_147.jpg

products_category_147.jpg

1060 ms

products_category_169.jpg

products_category_169.jpg

1079 ms

products_category_151.jpg

products_category_151.jpg

1009 ms

products_category_155.jpg

products_category_155.jpg

1271 ms

products_category_285.jpg

products_category_285.jpg

1278 ms

img2.png

img2.png

1318 ms

detail.jpg

detail.jpg

1321 ms

img1.png

img1.png

1344 ms

products_1515.png

products_1515.png

1507 ms

datalogic-gryphon-l-gd4300-405.jpg

datalogic-gryphon-l-gd4300-405.jpg

1790 ms

star-tsp-143u-tsp100-futureprint-544.jpg

star-tsp-143u-tsp100-futureprint-544.jpg

1535 ms

zebra-140xi4-1577.jpg

zebra-140xi4-1577.jpg

1576 ms

products_1008.jpg

products_1008.jpg

1581 ms

datalogic-memor-478.jpg

datalogic-memor-478.jpg

1607 ms

faceabc.png

faceabc.png

1764 ms

twitter.png

twitter.png

1797 ms

youtube.png

youtube.png

1837 ms

google_plus.png

google_plus.png

1841 ms

linkedin.png

linkedin.png

1877 ms

atrk.js

atrk.js

44 ms

box_home(1).jpg

box_home(1).jpg

2018 ms

bottom-box-1.jpg

bottom-box-1.jpg

2044 ms

__utm.gif

__utm.gif

19 ms

bottom-box-2.jpg

bottom-box-2.jpg

1837 ms

bottom-box-3.jpg

bottom-box-3.jpg

1867 ms

slides.png

slides.png

89 ms

pro

pro

50 ms

rss.gif

rss.gif

1836 ms

tvintec.com.vn

tvintec.com.vn

527 ms

tvintec.com.vn

tvintec.com.vn

814 ms

search-icon.png

search-icon.png

1860 ms

slides.png

slides.png

77 ms

navbar_bg.png

navbar_bg.png

1808 ms

vline.png

vline.png

1816 ms

spines2.png

spines2.png

1799 ms

image1.jpg

image1.jpg

1844 ms

button.png

button.png

1839 ms

image2.jpg

image2.jpg

1664 ms

image3.jpg

image3.jpg

2247 ms

pro

pro

754 ms

image4.jpg

image4.jpg

1561 ms

image5.jpg

image5.jpg

1566 ms

image6.jpg

image6.jpg

2094 ms

image7.jpg

image7.jpg

1584 ms

image8.jpg

image8.jpg

1872 ms

image9.jpg

image9.jpg

2252 ms

plusone.js

plusone.js

43 ms

all.js

all.js

37 ms

jsml.js

jsml.js

93 ms

all.js

all.js

26 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

12 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

69 ms

fastbutton

fastbutton

65 ms

postmessageRelay

postmessageRelay

41 ms

resources.aspx

resources.aspx

136 ms

image10.jpg

image10.jpg

1831 ms

image11.jpg

image11.jpg

1906 ms

darrow.png

darrow.png

1937 ms

developers.google.com

developers.google.com

279 ms

544727282-postmessagerelay.js

544727282-postmessagerelay.js

23 ms

rpc:shindig_random.js

rpc:shindig_random.js

5 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

5 ms

bg-pattern.gif

bg-pattern.gif

1988 ms

bg_footer.jpg

bg_footer.jpg

2041 ms

arrow-right.gif

arrow-right.gif

2065 ms

InPageBubbleTop_1.png

InPageBubbleTop_1.png

43 ms

inpage_bubbletop_close.png

inpage_bubbletop_close.png

49 ms

inpage_1_exit.png

inpage_1_exit.png

78 ms

inpage_1_up.png

inpage_1_up.png

108 ms

Accessibility Review

tvintec.com.vn accessibility score

57

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.

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

<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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

tvintec.com.vn best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

tvintec.com.vn SEO score

69

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

    VI

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tvintec.com.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese 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 Tvintec.com.vn main page’s claimed encoding is iso-8859-1. 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

tvintec.com.vn

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