ID Design
Panel style, appearance direction, handle proportion, finish, and private-label presentation.
R&D Capability
Smart Lock R&D Capability for OEM/ODM Development
Full-process R&D capability covering ID design, mechanical structure, PCBA, firmware, app ecosystem integration, and private protocol adaptation.
R&D Evidence Buyers Need to See
Use this page to prove YOUNUO IET is not only an assembly factory.
Mechanical Engineering
Lock body fit, structure, door compatibility, mechanical stack, and installation logic.
Electronics & PCBA
Smart lock PCBA, power behavior, communication modules, testing points, and aging test plans.
Firmware / App Integration
Tuya PID, TTLock, Matter, UWB, HomeKey-related evaluation, and private protocol adaptation.
Plan a Custom Smart Lock Program
Send your product positioning, target app ecosystem, communication protocol, lock body requirement, and market requirement.