Quote from: Selena-01 on Today at 06:48:44 AM

i want to purchase some highly cost effective miners, give me some advice.

This https://www.softwaretestinghelp.com/bitcoin-mining-hardware/#:~:text=Here%20is%20the%20list%20of,WhatsMiner%20M30S%2B%2B

it ranked top 10 ASIC mining machine. I never have these machine. Running cost is too high for me. Can't say about these machines.

List Of The Top Bitcoin Mining Hardware.
Here is the list of the most popular bitcoin miners:

1. Antminer S19 Pro
2. Antminer T9+
3. AvalonMiner A1166 Pro
4. WhatsMiner M30S++
5. AvalonMiner 1246
6. WhatsMiner M32-62T
7. Bitmain Antminer S5
8. DragonMint T1
9. PangolinMiner M3X