Returning policy:
1. Warranty period: 90 days after the product is shipped out. Repair tickets should be created within 90 days, otherwise the warranty will be void.
2. Please MAKE SURE the declare value should be “within $45” and the description of the product should be
“Warranty part” on the waybill, otherwise the extra fee of custom clearance will be billed to the client.
3. For the miner, please DO NOT return the whole unit , and simply return the defective part (Hash board, IO board or BB board),please refer to the pictures below.
For the PSU ,please do not disassemble it and ship back the whole unit.
4. Be sure enclosed the RMA info in the format below in the parcel .
5.The package will be rejected if there is no Repair Ticket created.
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RMA info |
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product type |
S4/S4+/S5/s5+/s7/APW3 |
Defective part |
whole unit |
hash board |
IO board |
BB board |
cable |
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purchase order ID |
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return date |
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quantity |
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Returning tracking NO. |
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Board Version (eg: the hash rate and the frequency) |
Eg. S7,4.86t,600M |
Power Supply of the issued miner |
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description about the defective parts |
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Please also provide us the address info that we should follow to ship out the good replacement. Name: Phone: Address: City: Country: Post code |
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Within warranty: RMA instructions,Warranty period: 90 days after the product is shipped out. Repair tickets should be created within 90 days, otherwise the warranty will be void，Our Engineers will analyze the reason causing malfunction after receiving the returned package.
1. If the issues are caused by the boards themselves, free repair will be provided
2. If the miner is out of warranty or burnt out, we will charge the repairing fee.
Shipping way:
UPS,DHL,FEDEX,EMS, TNT, USPS, or your local post office are available.please note that EMS and USPS provide poor service in HK,we cant ensure they can delivery the parcels in time.
Contact Us:
Address: 3rd Floor D Blog JunFeng Technology Industrial, Juiwei Xixiang Baoan Sheznhen China. 510192
Technology Support:
Tell: 0086 755 27902045-801
Wechat: 0086 13689562619
Business contact:
Tel: 0086 755 27902045 Fax: 86 755 27478899
MSN: amenda-zheng@hotmail.com
WhatsApp: 0086 15989304391
Wechat : 0086 15989304391