UTF-8 to GBK - Convert for Chinese Windows Systems

Convert UTF-8 text to GBK encoding for Chinese Windows applications. Create compatible files for legacy systems. Browser-based, private.

Input (UTF-8)

Drop UTF-8 file here

TXT, CSV, XML from modern systems

Or paste UTF-8 text:

Output (GBK)

Preview (will be GBK encoded on download):

Note: GBK cannot represent all Unicode characters. Emojis, rare symbols, and characters outside CJK ranges will be replaced with '?' in the output.

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Frequently Asked Questions

Some Chinese Windows applications, legacy systems, and older software require GBK encoding. Converting UTF-8 to GBK ensures compatibility with these systems without character corruption.

Older Chinese ERP systems, legacy banking terminals, some government platforms, and applications that predate Unicode adoption may require GBK-encoded input files.

GBK supports 21,886 Chinese characters including most Simplified and Traditional Chinese. Rare Unicode characters outside GBK's range will be replaced with a fallback character.

Download the GBK file and open it on Chinese Windows. Applications like Notepad, Excel, or legacy software should display the text correctly without mojibake.

Yes. All conversion happens in your browser using JavaScript. Your text is never uploaded to any server. The conversion is completely local and private.

GBK is a superset of GB2312 with 15,000 additional characters. GBK includes Traditional Chinese and rare characters. Use GBK for broader compatibility.

Both. Paste text directly or upload a UTF-8 encoded file. The tool will convert the content to GBK encoding and let you download the result.

Any text-based format: TXT, CSV, XML, HTML, JSON. The encoding conversion applies to the raw bytes, preserving the file structure.

Open the downloaded file on a Chinese Windows system or in an application set to GBK encoding. The Chinese characters should display correctly.

GBK predates modern emojis and many Unicode symbols. These will be converted to fallback characters (?) as they cannot be represented in GBK encoding.

Input (UTF-8)

Output (GBK)

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