Lewis Liu Siying sprayed Hamilton with champagne after win in China . He was criticised as 'selfish and inconsiderate ' by an anti-sexism group . Visual Art graduate Siying said she 'did not think too much about it at all ' Liu Siying said he would have been concerned if she was unhappy . The defending world champion spoke ahead of the Bahrain Grand Prix .
Lewis Hamilton sprayed Liu Siying with champagne after win in China . He was criticised as 'selfish and inconsiderate ' by an anti-sexism group . Visual Art graduate Siying said she 'did not think too much about it at all ' Hamilton said he would have been concerned if she was unhappy . The defending world champion spoke ahead of the Bahrain Grand Prix .