NanoFilm Technology International (SGX:MZH) shares are down 30% since July 2021. The market went berserks when both CEO and COO suddenly quit. One due to health reasons. The other due to personal issues. Source: ShareInvestor Webpro And it’s not helping Nanofilms share price when Temasek and Capital Group sold down some of their stakes. They were investors before NanoFilm got listed on the SGX. This got the market to worry more. So the question: is it time to buy this Singapore growth stock? Let’s find out. What is NanoFilm Technology International? NanoFilm Technology International started in 1999 as a spin-off from Nanyang Technological University (NTU). And currently has a market cap of S$2.8 billion. NanoFilm is an expert making thin films — a special layer of coating put on plastics, rubber and ceramics. Your computers, smartphone devices, wearables, printers, cars and even solar panels all need this special coating. To protect surfaces from scratches, wear and tear....