The reason is that the Sino-Singapore Jingwei client 201March 99 19 (Wu), which once attracted market attention due to the "fruit card" incident, recently stepped on the listed company again. Due to the cash flow difficulties of Yun Sheng Environmental Protection (300090), the company failed to repay the debt of Bohai Bank1070,000 yuan on schedule. As a result, Bohai Bank failed to go public.