Best world didn't give a full disclosure on the relationship with its primary China agent.

https://sg.finance.yahoo.com/news/best-world-admits-owner-china-223032614.html

Why did Best World hide this clandestine relationship?

This incident gave Best World a very bad impression as it was forced to admit the relationship by SGX.  This saga also strengthened the Bonitas research's report that Best World was fudging its books.

http://sg-stock.blogspot.com/2019/05/bonitas-research-best-world-is-fraud.html