Contact
Email is the fastest way to reach us — it carries your order history with it, so we can usually answer without asking you to repeat yourself.
Send us a message
Tell us what you need — we reply within one business day. Prefer email? Write to matrixgrowth@foxmail.com.
Before you write
Having the order number to hand speeds everything up. It looks like LR-20260916-4F2A and appears in your confirmation email and on the orders page.
- Parcel arrived damaged? Photograph the box before opening it.
- Wrong item or a fault? Read the return policy first — it tells you what we need.
- Sizing hesitation? The shop lists rail widths; measure twice, we cut once.
Business details
- Legal entity
- Beijing Matrix Growth Technology Co., Ltd. (北京矩阵生长科技有限公司)
- Contact
- Wanjun (婉君)
- Returns warehouse
- Room 204-B110, Zone B, No. 560-1 South Luyuan Avenue, Tongzhou District, Beijing, China
- 北京市通州区潞苑南大街甲560号B区204-B110
- Telephone
- +86 159 5764 7743
- Support hours
- Mon–Fri, 09:00–18:00 Asia/Shanghai (GMT+8)