how to go Guangzhou baiyun airport to and from yihe hotel baiyun district. and to beijing lu frm hotel

You can take the local subway line 3 to reach Yongtai Station. Get out of the station from Exit B1, you can walk along the Tongtai Road to reach Yihe Hotel.
From your hotel, you can walk to Yongtai Station where you can take the subway line 3 to reach Yantang Station and then change to line 6 to Beijing Lu Station. Get out of the station, you can find the Beijing Road.