We pay much attention to protection of personal information and privacy in data service all the time. We comply with general and reasonable standard of industry to protect the safety and confidentiality of information we have stored, including but not limited to:

1. Encrypted data;
2. Limited access to data center;
3. Confidential agreement with employee and security management system;
4. It is impossible to map to an identifiable individual by using any of the data. After encryption and translation, all data can only be used to describe statistical properties of the population. In addition, it does not contain any private or identifiable information.