Five million yuan. The second is the principle of capital preservation, that is, during its existence, a company should keep its property equivalent to its capital, so as to prevent the company's capital from being greatly reduced, maintain the company's solvency and protect the interests of creditors. The relevant provisions of the company law are: 1. There are four forms of capital contribution by shareholders of limited companies and joint-stock companies-currency, physical objects, intellectual property rights and land use rights, which must be evaluated and priced, and may not be overestimated or underestimated. The monetary contribution of all shareholders shall not be less than 30% of the registered capital of a limited liability company (Article 27). 2. Shareholders of limited companies and joint-stock companies must go through capital verification procedures (Articles 29 and 90). 3. The promoters and shareholders of a limited company or a joint stock limited company shall not withdraw their capital contribution after the establishment of the company (Article 36, 20 1). 4. Limited companies and joint stock limited companies shall not distribute profits to shareholders before making up losses and withdrawing common reserve funds (Article 167). 5. The stock issue price of a joint-stock company may be equal to or higher than the par value, but not lower than the par value (128). III. Principle of constant capital: The company shall not increase or decrease its capital at will. The relevant provisions of the company law are: 1. The increase or decrease of the company's capital must be approved by the shareholders' meeting. (Article 38, 104) 2. If a company increases or decreases its capital, it must apply for registration of change according to law. (Article 180) 3. When a company reduces its capital, it shall also prepare a balance sheet and a list of assets, and issue a notice and announcement to creditors, who have the right to require the company to provide a guarantee or to require the company to pay off its debts.