How can I go to Wang Hao supermarket and WangFulong Supermarket form Sanya railway station?

To Wang Hao supermarket, you can catch local bus no. 4 at the railway station and get off at Water Conservancy Building (Shuili Dasha Station). Then you can walk there in several minutes. If you take a taxi, it costs around CNY18.

As for the other one, you must refer to Wan Fu Long supermarket. You can also use bus no. 4 and need to get off at Pearl Garden (Mingzhu Huayuan Station). After that, you can easily walk to the destination. Well, the taxi fare shall be a little more than CNY20.