Open a personal account for precious metal trading in ICBC, and then you can handle business 24 hours a day from 7 am to 4 am on Saturday (except holidays) through ICBC online banking, telephone banking and WAP. You can entrust trading, with the shortest validity period of 24 hours and the longest validity period of 120 hours. In addition to electronic banking channels, transactions can also be conducted at designated outlets of ICBC during business hours.