Guilin travel questions

No,there is no subway leading to that area. As I know the bus No. 24 can get you to the Jingjiang Wangling Station. Then you will see the scenic area and you can reach it by few mins walking.
If taking a taxi from the downtown area near the city center, it may cost you CNY30 – 40 around.

From yaoshan, you can walk to Jingjiang Wangling Station, where you can take the bus No. 24 to Yishuguan Station. And then take another bus from Yishuguan to Reed flute cave directly. If you take a taxi, it may cost you CNY40 around.

In Guilin Railway Station, there is a bus station where you can take the direct buses to Yangdi Pier. At the pier, you can take the Li River Cruise.

Yes, in Xingping bus station, you can buy the tickets and take the bus to Yangshuo.

Yes, that will make your whole trip smoother, and it will help you to save a lot of trouble.

In downtown, you can visit the nearby attractions like the elephant trunk hill, have a short scan of the city, and taste the local snacks. In longsheng, the highlight is to visit the terrace field.
In Yangshuo, you can take a Li River Cruise, or cycling in the countryside, and you should not miss the Yangshuo West Street.Have some fun there.