Quick answer: the top-ranked antivirus software worldwide brand in China on this list is Bitdefender (Guangdong). 1 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked antivirus software worldwide brands
How this list is ranked- 01
Bitdefender Bitdefender比特梵德
Registered as 深圳市比特梵德科技有限公司 in 2013.
- Antivirus Software Worldwide
Why it ranks here: registered legal entity on file; email and phone published; operating since 2001.
International antivirus software worldwide brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
Microsoft Microsoft微软
Registered as 微软(中国)有限公司 in 1995.
- Antivirus software
- Antivirus Software Worldwide
- Artificial intelligence
- Internet Companies Worldwide
Why it ranks here: registered legal entity on file; phone published.
- INT
kaspersky kaspersky卡巴斯基
Registered as 卡巴斯基技术开发(北京)有限公司 in 2010.
- Antivirus software
- Antivirus Software Worldwide
Why it ranks here: registered legal entity on file; email and phone published; operating since 1997.
- INT
McAfee McAfee迈克菲
Registered as 迈克菲(上海)软件有限公司 in 2001.
- Antivirus software
- Antivirus Software Worldwide
Why it ranks here: registered legal entity on file; email published; operating since 1987.
More Antivirus Software Worldwide brands and companies
| Brand | Registered company | Website | Email / phone |
|---|---|---|---|
| ESETNOD32ESETNOD32 | 二版科技(深圳)有限公司 | eset.com | 0755-83015850 |
| AvastAvast | 捷克AVAST软件公司 | avast.com | — |
| AVGAVG | 捷克AVG TechnologiesCZ,s.r.o.公司 | hkavg.com | — |
| AviraAvira | 德国Avira有限公司 | avira.com | — |
| DataG Data歌德塔 | G Data软件公司 | gdata-hongkong.com | — |
| NortonNorton诺顿 | Gen Digital Inc. | cn.norton.com | — |
Frequently asked questions
How many antivirus software worldwide manufacturers and suppliers in China are listed here?
10 companies are listed for antivirus software worldwide (世界杀毒软件). 1 Chinese manufacturers have full profiles and are ranked; 3 international brands with China operations are listed separately.
Where are China's antivirus software worldwide manufacturers located?
Among profiled companies: Beijing (2), Guangdong (1), Shanghai (1).
How is this list ranked?
By the completeness and verifiability of each company's data: a registered legal entity, an official website, published contact details, a product range and company history. The rank is not a quality rating, and no company pays for its position. See How we rank for the full method.
How do I contact these manufacturers?
Each listing shows the company's official website and, where published, its email and phone number. Of the 10 companies listed, 10 have an official website and 3 publish an email address.