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Please input your companyname! Quality Control

I bought this item to upgrade from windows 10 on Dell computer. The product was easy and somewhat fast to install. Thank you Staffs patient service

—— Jim (From U.S.A)

Good,Very professional on software items. Product is exactly as described. wish a long term business with you. can hope you guys on trust

—— Calais (From Germany)

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Best Service and Pursue Excellence 

1.Software directly supplied by Rainbow has 100% activation  warranty.

2.Rainbow will support customers on activation technical guidence.

3.Customers have right of refunding if products did not meet the demand of any reason with one week limited period.


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Contact Person: Miss. linda

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