Sun Hung Kai, one of the largest property developers in Hong Kong, continues betting on the cryptocurrency industry by investing in Swiss crypto outfit Sygnum. Sygnum officially announced Thursday that it had closed a $90-million Series B round led by Sun Hung Kai, a real estate giant and alternative investment firm in Hong Kong. According to Sun Hung Kai executive chairman Lee Seng Huang, the company has a strategic vision to expand its fund management offerings into digital assets. “Amidst growing institutional demand and regulatory oversight of this sector, Sygnum, with its track record as a fully-regulated digital asset bank…