Convenient Service

After-Sales Policy

After-Sales Policy

An overview of the 3KM after-sales service policy

Service Center

Service Center

Find the details for your area's 3KM service center

Repair Service

Repair Service

Apply for 3KM mail-in repair service conveniently

Contact Us

Email

sales@sz3km.com

 

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Phone

00852-5246 4264

 

Contact Us

Facebook

Zheng Jianyu

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Youtube

cnlep1688@gmail.com

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Address

Room 2505, 25/F Apec Plaza 49 Hoi Yuen Road Kwun Tong HK

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