Major shareholders buy and sell their own shares.

Legal analysis: Shareholders buy and sell their own shares by transferring shares. Shareholders of a limited liability company can freely transfer their shares according to the Company Law. If there is no special restrictive agreement in the articles of association, shareholders can transfer their shares to each other without the consent of others. The equity transfer between the shareholders of a joint stock limited company shall be carried out in a legally established securities exchange or in other ways stipulated by the State Council.

Legal basis: Article 71 of the Company Law of People's Republic of China (PRC). Shareholders of a limited liability company may transfer all or part of their shares to each other. Shareholders' transfer of equity to persons other than shareholders shall be approved by more than half of other shareholders. Shareholders shall notify other shareholders in writing to agree to the transfer of their shares. If other shareholders fail to reply within 30 days from the date of receiving the written notice, they shall be deemed to have agreed to the transfer. If more than half of the other shareholders do not agree to the transfer, the shareholders who do not agree shall purchase the transferred equity; Do not buy, as agreed to transfer. Under the same conditions, other shareholders have the priority to purchase the equity transferred with the consent of shareholders. If two or more shareholders claim to exercise the preemptive right, their respective purchase proportions shall be determined through consultation; If negotiation fails, the preemptive right shall be exercised in accordance with their respective investment proportions at the time of transfer. Where there are other provisions on equity transfer in the articles of association, such provisions shall prevail.