It may be an affiliated enterprise, because it is the relationship between production and sales, so it is likely to cross-hold shares, or only the strong party holds the shares of the other party. It may also be a strong alliance in different fields.
BOCYYM said it was right to enjoy the benefits and spread the risks. If both companies are strong, cross-shareholding between them can be profitable through dividends or distribution of shares. Moreover, the risks in each other's operations are also dispersed through stocks. Benefits are accompanied by risks.