Which products cannot be repaired by the BITMAIN repair center? Under what circumstances will the product not be repaired?

We will not repair the below items:
1.Items which are be judged as scrapped items
(5) Scrap: including but not limited to, burned boards, corrosion/oxidation of Products, disconnection of chip pins, PCB breakage, board via holes blockage, and the use of POE switches, etc. For more details, please refer to the website: https://support.bitmain.com/hc/en-us/articles/220667768-Warranty-is-void-when-hash-board-damaged-beyond-repair;

2.Items are not from BITMAIN
3.We will not repair Items which already the end of service,Please refer to below link:

https://support.bitmain.com/hc/en-us/articles/900000468703