The Shenzhen Stock Exchange issued a restructuring inquiry letter to Huakai Yibai Technology, requesting an explanation of whether the asset reset cost compared with future discounted cash flow can better reflect the enterprise value and its specific basis, the top ten customers of the target company's accounts receivable and other receivables, whether there is a risk of relying on a single sales platform, significant litigation involving the target assets as of the deadline for the reply, and whether there are any expected increases in provisions for liabilities.