Structure & dimensions
Provide a drawing or sample to confirm mounting points and orientation.
Selection support
Please provide the model reference, installation position, dimensioned drawing or sample, and your wiring, cylinder and finish requirements. For lock sets, also confirm the combination of locks and key configuration.
Confirm compatibility →Cylinders & keys
Confirm grooves, matching cylinders, key quantities and lock-set combinations.
Wiring & components
Check wire counts, connectors, covers and the scope of supply.
Samples & approval
Agree on samples, appearance and acceptance requirements before supply.
Document centre
DOCUMENT CENTREView source sheets for keys, covers, cams and switches. Product-specific documents are available on detail pages.
CONTACT / RUILONG
Discuss your lock requirements.
Share a model reference, photo or application requirements to start the conversation.
All contact details →Business enquiries · Li Xinglong · Factory Director
After-sales phone: +86 180 7217 3566
After-sales WeChat: 18072173566
No. 3 Youyi West Road, Hekoutang, Xianyan Subdistrict, Ouhai District, Wenzhou, Zhejiang, China