1. Yes.

2. After Alibaba changes its legal representative, the company's ownership and management rights will change. Alipay, as a subsidiary of Alibaba, will also have a change in its legal representative. Therefore, it is necessary to go through the legal representative change procedure for Alipay.

3. When changing the legal representative of Alipay, you need to provide relevant materials and certificates, including the identity certificate of the new legal representative, the company's business license, etc., and you need to handle it in accordance with relevant regulations. At the same time, you also need to pay attention to whether Alipay's business and accounts will be affected, and you need to make adjustments and handle them in a timely manner.