We welcome Alibaba engine to VirusTotal. This Chinese antivirus is focused in Android malware. In the words of the company:
"Alibaba anti-virus engine is an ultrafast and accurate anti-virus engine based on cloud computing, big data technologies and a database with massive confirmed malwares and safe files. This anti-virus engine consists of multiple subsystems such as preprocessing, static analysis, dynamic analysis, and counterfeit software detection. These subsystems collaboratively and automatically analyze an unknown software to determine whether it is a malware or not.
Specifically, our anti-virus engine focuses on detecting malwares that threatening the safety of mobile shopping or payment. We aim to protect the privacy information and assets of the clients of Alibaba, as well as maintain a secure mobile cyberspace."