The pick-up point for the Badaling Great Wall in Beijing is at Zhujiakou Subway Station, is that okay?

I don’t know. I went there by high-speed rail.
There is no subway to Badaling. There are only two stations that have trains to Badaling, Qinghe Station and Beijing North Railway Station. You can take the subway to these two stations.
Yes, there are pick-up and drop-off points on Qianmen Street.

I don’t know. I drove there by myself.
To get on the bus at Deshengmen, you can take local bus 877 or 919, which will go directly to Badaling.
I don’t know. I went there by high-speed rail.
There is no subway to Badaling. There are only two stations that have trains to Badaling, Qinghe Station and Beijing North Railway Station. You can take the subway to these two stations.
Yes, there are pick-up and drop-off points on Qianmen Street.

I don’t know. I drove there by myself.
To get on the bus at Deshengmen, you can take local bus 877 or 919, which will go directly to Badaling.