Legal basis: Article 28 of the Company Law of People's Republic of China (PRC). Shareholders who make illegal capital contributions shall bear corresponding legal responsibilities. Shareholders' liability for breach of contract refers to the civil liability that shareholders should bear to the company and other investors if they fail to perform or improperly perform their capital contribution obligations. If a shareholder fails to perform or improperly performs his own capital contribution obligations, he shall be liable for breach of contract to other shareholders.