docs: add the link for how to setup the conda environment (#1484)

Signed-off-by: Jinzhe Zeng <jinzhe.zeng@rutgers.edu>

Author: njzjz

README.md

@@ -23,10 +23,10 @@ Yuzhi Zhang, Haidi Wang, Weijie Chen, Jinzhe Zeng, Linfeng Zhang, Han Wang, and
 
 ## Download and Install
 
-DP-GEN only supports Python 3.9 and above. You can use one of the following methods to install DP-GEN:
+DP-GEN only supports Python 3.9 and above. You can [setup a conda/pip environment](https://docs.deepmodeling.com/faq/conda.html), and then use one of the following methods to install DP-GEN:
 
 - Install via pip: `pip install dpgen`
-- Install via conda: `conda install -c conda-forge dpgen``
+- Install via conda: `conda install -c conda-forge dpgen`
 - Install from source code: `git clone https://github.com/deepmodeling/dpgen && pip install ./dpgen`
 
 To test if the installation is successful, you may execute