This paragraph of time of collective aphonia is dropped in wind, ever personage of know the inside story discloses, investor is already avowed the case that PPG project is a failure.

• 在风投集体失声的这段时间，曾有知情人士透露，投资者已经自认PPG项目是个失败的案例。不过，尽量减少投资失败造成的声誉损失，也是投资业内的“潜规则”。