The team has successfully mined two rings and settled them using our pre-release protocol deployed on Oct-27–2017 prior to optimization.

https://etherscan.io/tx/0x144179a07921632a5da7b8a297df3434dc5dd1095aad1039774e1a5bf3b30d4e: this ring contained 2 orders and consumed 0.00179413ETH gas; https://etherscan.io/tx/0x2ba6ab7016c3fa18893ca0164e9594de97ae469152c35fcf868a8c8f1b890d58: this ring contained 3 orders and consumed 0.002702955ETH gas.

These two rings were submitted with a gas price of 5Gwei. The average gas usage is 0.27USD or 1.75CNY.