First of all, it costs transaction cost for the manufacturer to purchase intermediate products in the market. It includes the cost of seeking suitable suppliers, signing contracts and supervising contract execution. If the manufacturer can produce some intermediate products within the enterprise itself, it can eliminate or reduce some transaction costs, and can better guarantee the quality of the products. Second, if the manufacturers need is a special type of specialized equipment, the supplier does not generally willing to specialize in only a buyer of the product of the investment and production, because this kind of proprietary investment risk is bigger. Therefore, vendors that need this specialized device need to solve the problem of specialized devices within the enterprise. In the end, the manufacturers hire employees with specialized skills, such as specialized product design, cost management, and quality control, and establish long-term contractual relationships with them. This can be more beneficial than buying the corresponding services from other vendors, thereby eliminating or reducing the corresponding transaction costs. At the same time, the company also announced that it will acquire 450,000 tons/year calcium chloride unit and 49,000 tons/year calcium chloride plant of the giant chemical group of China, with 6402, 53.1 million yuan. Xinlian chemical and plasticizing plant realized the revenue of 3251, 86.30 million yuan respectively in January and November of 2017, achieving a net profit of 97 yuan, -3.27 million yuan. The acquisition can improve the self-balancing ability of hydrogen chloride and hydrochloric acid in the company, and it is expected to guarantee the operation stability of the industrial chain after the completion of the acquisition. To read more The principle of rational investment: investment in securities investment in analysis and comparison. There is no ambiguity in the objective of the concrete plan. For example, business sales managers intend to increase sales by 15 percent over the next six months, and he will formulate specific procedures, budget plans, and schedule schedules, which is the concrete plan. Guideline plans only some general guidelines and action principle, favors the actors free disposition, it points out that the key but don't limit actors on the specific target or specific action plan. For example, a specific plan to increase sales may require a 15 per cent increase in sales over the next six months, while a guidance plan may limit sales by 12 to 16 per cent over the next six months. Compared with the guidance plan, the concrete plan is easier to carry out, assess and control, but lacks the flexibility, and its requirements for clarity and predictability are often difficult to satisfy. 4. The transferability of shares, that is, the shares held by shareholders may be transferred according to law. Such as "company law" the one hundred and forty-second regulation, company directors, supervisors and senior managers shall declare to the company's shares held by this company and its changes, in office during the transfer of shares shall not be more than a year the company shares he holds 25% of the total; The shares held by the company shall not be transferred within l years from the date of the listing of the shares of the company. The company's directors, supervisors and senior managers shall not transfer their shares in the company within half a year. In addition, the company law allows the company's articles of association to assign other restrictive provisions to the company's directors, supervisors and senior managers in the transfer of its shares of the company. The allocation of shares means that the company assigns the shares to the subscribers according to certain allocation methods according to the sponsors and (or) other shares subscribed by the company. If the total amount of subscription exceeds the total amount issued, the allocation shall be determined according to certain principles. Payment of shares and allocation of shares are two aspects of the same activity. After the allocation of shares, the name or name of the shareholder shall be recorded on the list of shareholders.