Contact Us
Contact Us
For product, order, delivery or return support, email service@calviyn.com. Include your order number where available.
Response target: within 1–2 business days.
Service hours: Monday–Friday, 9:00–18:00 China Standard Time (UTC+8), excluding public holidays.
Company information
CALVIYN is owned and operated by Harbin Huiji Network Technology Co., Ltd.
- Brand
- CALVIYN
- Legal company
- Harbin Huiji Network Technology Co., Ltd.
- Registered address
- Room 1, 24th Floor, Unit 1, Building 19, Beidahuang Huihuang Residential Community, No. 47-16 Yiming Road, Xiangfang District, Harbin, Heilongjiang Province, China
- Customer support
- service@calviyn.com