The jurisdiction here refers to the seller's ability to compete in e-commerce. Industry External performance is scale, reputation, website, etc. on the basis of consumer trust, confirming the scale of online store will affect consumer confidence in the store. That's ok Quality confidence Decisive influence on decision purchase Capability is from the retailer's point of view. This kind of trade trust can be divided into two types: one is technical trust, the other is trade trust, in which trade trust is the sharing of ability trust, predictable trust and integrity. It also shows that the key factors affecting the confidence in the transaction are the reputation and business experience of the relying party, and emphasizes the influence of the seller's ability on the reputation.