In view of the arrears, the two sides negotiate. If the negotiation is not good, they can sue for the return of the money you lent.

The Interpretation of the Civil Procedure Law of People's Republic of China (PRC) stipulates: Article 116 Audio-visual materials include audio-visual materials and video materials. Electronic data refers to information formed or stored in electronic media by means of e-mail, electronic data exchange, online chat records, blogs, Weibo, SMS, electronic signature and domain name. Audio and video materials stored in electronic media shall comply with the provisions of electronic data. Therefore, the transfer records of banks, WeChat and Alipay can be used as evidence for prosecution.

Article 675 The borrower shall repay the loan within the agreed time limit. If the term of the loan is not agreed or clearly agreed, and cannot be determined according to the provisions of Article 510 of this Law, the borrower may return it at any time; The lender may urge the borrower to return it within a reasonable period of time.