1. According to industrial characteristics, it can be divided into horizontal mergers and acquisitions, vertical mergers and acquisitions and mixed mergers and acquisitions;
2. According to whether the management of the target company cooperates, it can be divided into bona fide mergers and acquisitions and hostile mergers and acquisitions;
M&A can be divided into liabilities, cash purchase and stock trading.
Legal basis: People's Republic of China (PRC) Company Law.
Article 172 The merger of companies may take the form of absorption merger or new merger. A company absorbs other companies for merger, and the absorbed company is dissolved. The merger of two or more companies to form a new company is a new merger, and the parties to the merger are dissolved.
Article 173 When a company is merged, all parties to the merger shall sign a merger agreement and prepare a balance sheet and a list of assets. The company shall notify the creditors within 10 days from the date of making the merger resolution and make an announcement in the newspaper within 30 days. Creditors may, within 30 days from the date of receiving the notice, or within 45 days from the date of announcement if they have not received the notice, require the company to pay off debts or provide corresponding guarantees.