1. First, come to the Yan 'an Road subway station in Hangzhou, which is one of the nearest subway stations to Kerry Center.
2. Take Metro Line 4 at Yan 'an Road Station, which is the most convenient route to Kerry Center.
3. Choose the correct direction and route according to the sign or subway map of Metro Line 4, and you can judge whether you need to transfer to the subway according to the information on the sign or subway map.
4. According to the directions on the road sign or subway map, get off at Kerry Central Station on Yan 'an Road.
These are the basic steps to take the subway to the Kerry Center on Yan 'an Road. The specific route may vary according to your location and actual situation. If you are not sure, I suggest you consult the staff at the subway station or check the subway route map at the subway station.