Import GDAL and arcpy ERROR in 64-bit Spyder

Question:

Environment: 64-bit andconda(Spyder) and IPython console Information is：

Two modules cannot are imported to Spyder under this environment.

1. import GDAL Error:

Solving Reference Link:
 https://stackoverflow.com/questions/52565731/how-to-solve-import-gdal-error-in-64-bit-anaconda 

Solving Steps:

To type the following command sentence in Anaconda Prompt.

conda install -c conda-forge georasters

2. import arcpy Error:

Two Solving Reference Link:

① https://gis.stackexchange.com/questions/81066/installing-64-bit-geoprocessing-of-arcgis-for-desktop

②https://gis.stackexchange.com/questions/85408/debugging-importerror-no-module-named-arcpy

Solving Steps:

Firstly, as @crafty762 said in hyperlink ①, I have to install ArcGIS for Desktop Background Geoprocessing(64-bit).

Then look for hyperlink②, there are many methods to solve the problem. In the end, I solved the problem using @PolyGeo 's answer.

In the bottom of  Importing ArcPy is:

In my PC, I investigated to C:\Python27\ArcGISx6410.2\Lib\site-packages, which is the installing directory of ArcGIS for Desktop Background Geoprocessing(64-bit), there is a similar file named DTBGGP64.pth then opened it in Notepad++ :

Until then, I just realized the error is wrong first directory importing into PYTHONPATH manager, it should be the bin64 folder rather than bin folder:

Finally, I added these three directories to PYTHONPATH manager in Spyder, there is no error:

Happy Night! 

Oct. 2,2018 at midnight