Under pressure from shareholders due to No Signboard Holdings' declining share price, Lim Yong Sim made false trades in 2018 and 2019. SINGAPORE: The former executive chairman and CEO of restaurant operator No Signboard Holdings was fined S$420,000 (US$317,000) on Friday (Nov 1) for price rigging offences . Lim Yong Sim pleaded guilty to three charges of false trading, said the Singapore Police Force (SPF) in a news release on Friday. In June 2018, Lim purchased 4,331,200 No Signboard shares