legal ground
Article 106 of the Company Law of People's Republic of China (PRC)
Shareholders may entrust an agent to attend the shareholders' meeting, and the agent shall submit a power of attorney to the company and exercise the right to vote within the scope of authorization.
Article 107
The shareholders' general meeting shall make minutes of the decisions on the matters discussed, and the meeting moderator and directors present at the meeting shall sign the minutes. The minutes of the meeting shall be kept together with the signature list of shareholders present and the power of attorney for proxy attendance.