General support
Product questions, billing questions, ad-SDK disclosures, anything operational.
support@lechuangtech.comResponse time: one business day
Let's start a conversation.
Two email channels, one postal address in Kwun Tong, and an in-page form. Pick whatever works — we read every message ourselves.
Key accounts
Custom enterprise engagements, OEM/ODM conversations, deal registration.
zhaohu@lechuangtech.comResponse time: two business days
Postal mail
Room 6, 29/F, 32 Hung To Road
Kwun Tong, Hong Kong
Office hours: Mon–Fri · 09:00–18:30 GMT+8
Reach
A single hub, with email in three regions.
Our registered office is in Kwun Tong, Hong Kong. Email-only representatives cover the EU and the Americas — same SLA, no third-party offices opened without notice.
3 locations · 1 legal entity
Send a message
Or fill out the form.
No database — this is a simulated submit that confirms in-page. For anything sensitive, email us directly.