Step 1：Visual Inspection

1) Check the machine model is the aimed one or not
2) Appearance checking
· Brand new,used or refurbished one
· All accessories there
· No physical damage on the surface

Step 2：Machine Test

Verify the machine performance

· Run the machine for 10-30 minutes
· Check the hashrate which should be in ±5% of rated hashrate
· Fan speed is normal, different speed between two fans should below 1000 RPM
· The machine should show full chips
· Temp(PCB) and Temp(Chip) are both normal

Step 3：Video Record

1) The test video should record
· miner working status
· date and time of the day
· serial number
· appearance of the machine
2) Every part should be recorded clearly in no less than 5 seconds and can be verified easily
3) One machine matches one serial number

Step 4：Dust Removal

1) Clean miner surface and fans
2) Take a video to record the whole procedure

Step 5：Firm Package

1) Carton packing
· Wrap the machine with bubble film or thick foam boards to make sure no gap between the machine and the carton
· In the same packing as the factory, if necessary
2) Packing for different countries
According to the customs clearance policy or local logistics requirements, choose wooden frames, wooden boxes, pallets, waterproof or dustproof packaging

Step 6：Final Confirmation

Confirm the quantity,volume and weight of the machines. Make shipping mark for each package