[Retracted] Enterprise Financing Risk Control of Machine Learning Combined with Blockchain Technology

Table 4

Risk evaluation index of the pledge.

Primary index	Risk of pledge
Secondary index	Sales risk	Logistics warehousing risk
Tertiary indicators	Stability of sales channels	Vulnerability and perishability of goods
	Stability of sales customers;	Degree of commodity standardization on blockchain
	Scope of sales area;	Logistics enterprise level
	Market bulk density;	Supporting storage conditions
	Sales accounting period;	Commercial insurance of pledge