As 2014-2016 is the peak period of M&A and reorganization in the A-share market, the M&A performance commitment is generally three to four years, and based on the increase in the percentage of non-compliance of listed companies’ M&A targets, 2017- 2018 may usher in listed companies.

The concentrated outbreak of goodwill impairment will not only affect the net profit of related listed companies, but also affect the profitability of the entire market. In particular, when the performance promises of many listed companies' M&A bids expired, goodwill impairment resulted in

The lethality will be greater. This is the first quarter of 2018, that is, the "years of the year" that the 2017 annual report was released. Many investors today do not even know what goodwill is. Today, they must come to popular science.