Is it difficult to take a taxi from the railway station to Ibis hotel in Harbin?

My friends and I (4 of us) shall be arriving in the city in the morning by an overnight train from Beijing in January. Is it difficult to get a taxi to Ibis hotel from the railway station? Do we need to book it in advance?

Which bus and where to get down if we want to a bus from the station to Ibis hotel?