1. I can’t browse the web properly.

Maybe our server is not compatible with your browser. We recommend that you use the following browser: Microsoft Edge, Google, Firefox, Safari.

2. Why does the server limit the size of uploading file.

The larger the file, the higher the probability of error. To guarantee the integrity of the data, we limited the file size.

3. Whether the service can be used for commercial usage.

NO. The imputation service is for non-commercial research purposes only.

4. Can I download the ChinaMAP reference panel sites?

Yes. You can download it from here.