Singapore’s Nanofilm Tech Slumps, Wiping Out Over $460 Million From Billionaire Founder’s Net Worth

Nanofilm Technologies tumbled on Monday after posting underwhelming first-half results and the sudden resignation of chief operating officer Ricky Tan, wiping out more than $460 million from the net worth of company founder Shi Xu.
Nanofilm Technologies tumbled on Monday after posting underwhelming first-half results and the sudden resignation of chief operating officer Ricky Tan, wiping out more than $460 million from the net worth of company founder Shi Xu.