WENZHOU TENGCAI ELECTRIC CO.,LTD , https://www.tengcaielectric.comThe "version" of the customer service staff has not been updated. The refund refundable point number can be completed. Best Buy, which reopens the store to deal with the aftermath problem, has been questioned by the customer for three days because of the refund of the refund plan. Although on Saturday night, Best Buy reiterated that it will increase the number of people to improve the handling of consumer after-sales service.