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About Website

Visit bstbatteries.com now to see the best up-to-date BST Batteries content and also check out these interesting facts you probably never knew about bstbatteries.com

BST Power (Shenzhen) Limited: As one of the leading high temperature nickle battery, UPS battery, solar battery, telecom battery, emergency light battery manufacturers and suppliers in China, we warml...

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name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

32/100

25%

SI (Speed Index)

Value4.2 s

78/100

10%

TBT (Total Blocking Time)

Value220 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value4.9 s

78/100

10%

bstbatteries.com

402 ms

www.bstbatteries.com

602 ms

css2

42 ms

style.css

318 ms

swiper.css

310 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 40% of them (23 requests) were addressed to the original Bstbatteries.com, 26% (15 requests) were made to Css02.v15cdn.com and 17% (10 requests) were made to Img01.v15cdn.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Bstbatteries.com.

Content Size

1.2 MB

After Optimization

1.1 MB

In fact, the total size of Bstbatteries.com main page is 1.2 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. 45% of websites need less resources to load. Images take 986.3 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 27.0 kB

Original 34.6 kB
After minification 32.5 kB
After compression 7.6 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 27.0 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 17 B

Original 986.3 kB
After minification 986.3 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. BST Batteries images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.5 kB

Original 113.6 kB
After minification 113.6 kB
After compression 112.1 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

-1%

Potential reduce by 309 B

Original 33.1 kB
After minification 33.1 kB
After compression 32.8 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. Bstbatteries.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BST Batteries. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Areas of Improvement

High

Does not use HTTPS

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

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

EN
Language Claimed

EN
Encoding

UTF-8

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

bstbatteries.com

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

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Performance

Accessibility

Best Practices

SEO

China High Temperature Nickel Battery, UPS Battery, Solar Battery Manufacturers, Suppliers - BST Power

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)