how to get a job in footwear design?

hi, i am from HK, i am a product designer,
i hope i can get a work in footwear design field, but, how start? can anyone give me some advise?

will you send your profolio to some footwear company?
or find a job and interview on internet?

will you put some of work on internet(homepage) to promote yourself?

or any other way?

in Hong Kong, there not so much sport footwear company…

anyway, i interest in designing shoes, nice to meet you all~