About Payment of Registration Fee: 1. General Attendees The following payment is limited to cases where an invoice is required for organizations located in mainland China. For other cases, please check out the method behind. You can pay the registration fee through the WeChat public number ”物理所财务处”. The QR code is below. Please select “SECUF-2025-Summer School” from the conference list to pay the registration fee, and fill in the required information for invoicing. Only one invoice can be issued for a single remittance, e.g., a remittance that includes registration fees for more than one person can be issued only one invoice. 2. Attendees from abroad and attendees from Hong Kong, Macao and Taiwan regions of China Please pay the registration fee by bank transfer. When remitting, please indicate your name, organization and "participation in the SECUF-2025 Summer School". The account information is as follows: Beneficiary's Bank Name: Agricultural bank of China Beijing branch Keyuannanlu Sub-branch Beneficiary's Bank Address: No.1, Zhongguancun Zhongkeaike, Haidian district,Beijing Beneficiary's Name: Institute of Physics, Chinese Academy of Sciences Beneficiary's Account Number: 11250101040005699 Swift Number for Transaction: ABOCCNBJ010 If an invoice or receipt is required, please email specific information to secuf_user@iphy.ac.cn. 3. Attendees of IOP, CAS Please fill in the paper voucher of IOP, CAS(物理所记账凭单), indicating your name and group and “participation in the SECUF-2025 Summer School”, and transfer the conference fee to the IOP, CAS‘s account number: 118900HY02. Note: Registration fee refunds are available until June 15. No refunds will be issued after this date.