Anyone can find Owner of AudioPrism

I am Audioprism Hong Kong and China Dealer,  Now they own me money and Product.
I have no way to contact them.
I really no idea how and what can i do.
Would anyone can help me or any suggestion?

Regards, 

Sam Poon
CAS Workshop Hong Kong
Shop 276 In’s Point,
530-544 Nathan Road,YMT,KLN,HK
TEL:+852 23104647
Cell Phone: +852-60382905
https://www.facebook.com/CASWorkshopHK/