Tools & Wizards About Us
hoavanshz.com screenshot

Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

hoavanshz.com

Trung Tâm Dạy Tiếng Trung SHZ Chất Lượng Tốt Nhất

Page Load Speed

8.3 sec in total

First Response

574 ms

Resources Loaded

7.2 sec

Page Rendered

525 ms

hoavanshz.com screenshot

About Website

Visit hoavanshz.com now to see the best up-to-date Hoavan SHZ content for Vietnam and also check out these interesting facts you probably never knew about hoavanshz.com

Trung Tâm Dạy Tiếng Trung SHZ (Hoa Văn Thương Mại Thành Phố) chuyên đào tạo tiếng Trung theo chuẩn quốc tế cho cá nhân, nhóm, doanh nghiệp ở TPHCM và các tỉnh khác

Visit hoavanshz.com

Key Findings

We analyzed Hoavanshz.com page load time and found that the first response time was 574 ms and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

hoavanshz.com performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value2,230 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.635

9/100

15%

TTI (Time to Interactive)

Value15.4 s

7/100

10%

Network Requests Diagram

hoavanshz.com

574 ms

hoavanshz.com

2160 ms

bootstrap.min.css

786 ms

font-awesome.min.css

34 ms

js

50 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 81% of them (58 requests) were addressed to the original Hoavanshz.com, 6% (4 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Hoavanshz.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 492.1 kB (31%)

Content Size

1.6 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hoavanshz.com main page is 1.6 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 716.6 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 288.8 kB

  • Original 346.2 kB
  • After minification 302.0 kB
  • After compression 57.3 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 44.2 kB, which is 13% 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 288.8 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 33.9 kB

  • Original 716.6 kB
  • After minification 682.7 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. Hoavan SHZ images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 32.9 kB

  • Original 342.3 kB
  • After minification 342.3 kB
  • After compression 309.5 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

-80%

Potential reduce by 136.6 kB

  • Original 170.9 kB
  • After minification 170.9 kB
  • After compression 34.3 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. Hoavanshz.com needs all CSS files to be minified and compressed as it can save up to 136.6 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (36%)

Requests Now

67

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hoavan SHZ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

hoavanshz.com

hoavanshz.com

574 ms

hoavanshz.com

hoavanshz.com

2160 ms

bootstrap.min.css

bootstrap.min.css

786 ms

font-awesome.min.css

font-awesome.min.css

34 ms

js

js

50 ms

js

js

88 ms

exe_iframe.js

exe_iframe.js

595 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

594 ms

jquery-migrate-1.4.1.min.js

jquery-migrate-1.4.1.min.js

853 ms

toastr.min.js

toastr.min.js

855 ms

owl.carousel.min.js

owl.carousel.min.js

860 ms

semantic.min.js

semantic.min.js

1926 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

862 ms

select2.full.min.js

select2.full.min.js

1118 ms

vi.js

vi.js

1112 ms

sweetalert.min.js

sweetalert.min.js

1116 ms

ws-menudropdown.js

ws-menudropdown.js

1120 ms

ws-form-error.js

ws-form-error.js

1121 ms

smooth-scroll.min.js

smooth-scroll.min.js

1370 ms

jquery.countdown.min.js

jquery.countdown.min.js

1376 ms

main.js

main.js

1380 ms

vanila.lazyload.min.js

vanila.lazyload.min.js

1379 ms

mootools-core.min.js

mootools-core.min.js

1389 ms

app.js

app.js

192 ms

gtm.js

gtm.js

191 ms

khai-giang-cac-khoa-tieng-trung-online-offline-vn.jpg

khai-giang-cac-khoa-tieng-trung-online-offline-vn.jpg

2630 ms

vn-img.png

vn-img.png

1334 ms

cn-img.png

cn-img.png

1338 ms

Trai%20nghiem%20niem%20vui.png

Trai%20nghiem%20niem%20vui.png

1339 ms

logo2.png

logo2.png

1348 ms

truyen-cam-hung-hoc-tap-nao.png

truyen-cam-hung-hoc-tap-nao.png

1596 ms

chuong-trinh-hoc-da-dang-co-thiet-ke-rieng-books-stack-of-three.png

chuong-trinh-hoc-da-dang-co-thiet-ke-rieng-books-stack-of-three.png

1598 ms

doi-ngu-giang-day-chuyen-mon-cao-education.png

doi-ngu-giang-day-chuyen-mon-cao-education.png

1597 ms

dong-hanh-cung-hoc-vien-to-chuc-hoc-bu-consultation.png

dong-hanh-cung-hoc-vien-to-chuc-hoc-bu-consultation.png

1608 ms

giao-trinh-giang-day-doc-quyen-thuc-tien-open-book.png

giao-trinh-giang-day-doc-quyen-thuc-tien-open-book.png

1857 ms

cam-ket-dau-ra-theo-cuan-quoc-te-hsk-luyen-thi-hsk-tai-tphcm.png

cam-ket-dau-ra-theo-cuan-quoc-te-hsk-luyen-thi-hsk-tai-tphcm.png

1855 ms

mang-luoi-chi-nhanh-rong-gio-hoc-liinh-hoat-home.png

mang-luoi-chi-nhanh-rong-gio-hoc-liinh-hoat-home.png

1858 ms

551019aa30ffd9a180ee.jpg

551019aa30ffd9a180ee.jpg

2130 ms

lich-khai-giang-lich-khai-giang-calendar.png

lich-khai-giang-lich-khai-giang-calendar.png

1884 ms

zalo-zalo-fix.png

zalo-zalo-fix.png

2125 ms

tai-lieu-nghe-tai-lieu-icons_15.png

tai-lieu-nghe-tai-lieu-icons_15.png

2126 ms

diem-thi-diem-thi-icons_19.png

diem-thi-diem-thi-icons_19.png

2128 ms

cau-lac-bo-cau-lac-bo-icons_27.png

cau-lac-bo-cau-lac-bo-icons_27.png

2151 ms

icon-lich-hoc-chan-trang.png

icon-lich-hoc-chan-trang.png

2288 ms

analytics.js

analytics.js

113 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

27 ms

js

js

90 ms

collect

collect

15 ms

UTMAlterGothic.woff

UTMAlterGothic.woff

2085 ms

UTMHelvetIns.woff

UTMHelvetIns.woff

2099 ms

collect

collect

32 ms

ga-audiences

ga-audiences

148 ms

zalo.png

zalo.png

1848 ms

MB_phone.png

MB_phone.png

1880 ms

clip.jpg

clip.jpg

2079 ms

dangkytuvan.png

dangkytuvan.png

2085 ms

18fa3e297ef.app.js

18fa3e297ef.app.js

30 ms

logo-new-1.png

logo-new-1.png

934 ms

hoa-van-shz-1.png

hoa-van-shz-1.png

1200 ms

cam-nhan-hoc-vien-img.jpg

cam-nhan-hoc-vien-img.jpg

2066 ms

cai-thi-thao-trinh-0-934.jpg

cai-thi-thao-trinh-0-934.jpg

1180 ms

trai-he-tieng-hoa.jpg

trai-he-tieng-hoa.jpg

1698 ms

logo-bottom.png

logo-bottom.png

1194 ms

facebook.png

facebook.png

1196 ms

twichter.png

twichter.png

1439 ms

youtube.png

youtube.png

1453 ms

instagram.png

instagram.png

1454 ms

logo%20tiktok.png

logo%20tiktok.png

1461 ms

dmca.png

dmca.png

1699 ms

embed

embed

494 ms

js

js

62 ms

css.cache.css

css.cache.css

264 ms

Accessibility Review

hoavanshz.com accessibility score

88

Accessibility Issues

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

Buttons do not have an accessible name

High

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

High

Links do not have a discernible name

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.

Best Practices

hoavanshz.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

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

High

Page has valid source maps

SEO Factors

hoavanshz.com SEO score

93

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

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

    VI

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hoavanshz.com can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Hoavanshz.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

hoavanshz.com

Open Graph data is detected on the main page of Hoavan SHZ. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: