DOI has over 1 million users worldwide and its business scope covers many countries around the world. It has realized full network coverage and supports Android, Apple and PC. At present, the same device and network IP carry a maximum for two DOI accounts.The system is based settled by Colorado, USA Time (GMT-8) and runs continuously for 24 hours everyday. The funds of quantized orders executed everyday will be refreshed and reset at 24:00 Colorado, USA Time (GMT-8), which can be used repeatedly to execute quantized orders. Valid users can enjoy the qualification of permanently quantized orders (recharge $100 can immediately upgrade to valid users).