Baidu Antivirus is an absolutely free antivirus that provides comprehensive protection for your computer against all kinds of malicious programs and applications, including viruses, spyware, adware

Baidu PC Faster - a program to optimize the performance of the PC, with a large set of useful and convenient features

360 Internet Security is a free anti-virus application based on three security engines - 360 Cloud Engine, QVM II Engine and BitDefender. The program protects the system against such threats as viruses, worms, Trojan horses and spy components.

The Trend Micro security suite designed for home and small business users.

Remove Fake Antivirus - a small program to remove fake antiviruses from your computer

9-Lab Removal Tool is a free anti-virus scanner that provides permanent and complete protection against all forms of cyber threats.

Malwarebytes Anti-Rootkit - anti-virus tool for detecting and removing various types of rootkits that ordinary anti-virus applications cannot find