Why is the bull leakage protector so expensive?

Bull leakage protector is expensive, and the products sold by Bull brand have good performance. Bull sockets are expensive because the products of this brand have good performance. As the leader of China sockets, Bull has been constantly innovating, and the quality of the products it sells is guaranteed. It does not exceed the maximum power that the socket can bear, and it is safe to use. The after-sales service of the brand is also in place, consumers have a good reputation for this brand, and the market price is also expensive.