Contact Us

We typically reply within 24 business hours. For order-related questions, please include your order number.

Customer Support

Orders, returns, warranty claims

support@altfishbike.com

Sales & Wholesale

Dealerships, bulk orders, distribution

info@altfishbike.com

Support Hours

Monday–Friday, 9:00 AM – 6:00 PM Pacific Time

Closed on US public holidays

Our Locations

U.S. Operations & Fulfillment

ALTFISHBIKE California Warehouse
Customer service and order fulfillment for North America.
Email: support@altfishbike.com

Global Headquarters

Shenzhen Yiyuntong Technology Co., Ltd.
Room 410, Tower T1, Lijincheng Central Plaza,
Longhua District, Shenzhen, Guangdong Province, China

Manufacturing Facility

ALTFISHBIKE Yongkang Factory
Yongkang, Zhejiang Province, China
28,000 m² · 4 production lines · 300+ skilled workers · 50,000+ units / year

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Note: For the fastest service on an existing order, please include your order number (starting with ALT-) in the subject line of your email. This helps our team locate your details immediately.