Industry News & Engineering Insights

CE Sash Lock Mortise Lock Guide: Function, Backset and Centre-Distance Selection

 CE Sash Lock Mortise Lock Guide: Function, Backset and Centre-Distance Selection A dimensional and evidence-led guide for door manufacturers, distributors, contractors...

CE Mortise Lock Declaration of Performance Guide: How to Match the DoP, Certificate and Model Scope

CE Mortise Lock Declaration of Performance Guide: How to Match the DoP, Certificate and Model Scope Written by Ivan He, General Manager,...

Multipoint Lock Faceplate Size Guide: Prevent Door-Preparation and Installation Errors

Multipoint Lock Faceplate Size Guide: Prevent Door-Preparation and Installation Errors Written by Ivan He, General Manager, Zhongshan Toptek Security Technology Co., Ltd....

Multipoint Lock Faceplate Size Guide: Prevent Door-Preparation and Installation Errors

Multipoint Lock Faceplate Size Guide: Prevent Door-Preparation and Installation Errors Written by Ivan He, General Manager, Zhongshan Toptek Security Technology Co., Ltd....

Lift-Lever Multipoint Lock Mechanism Explained: Operation, Selection and Installation Risks

Lift-Lever Multipoint Lock Mechanism Explained: Operation, Selection and Installation Risks Written by Ivan He, General Manager, Zhongshan Toptek Security Technology Co., Ltd....

Automatic Multipoint Lock System: How It Works and What Door Manufacturers Must Check Written by Ivan He, General Manager, Zhongshan Toptek Security...

Why Is an ANSI Mortise Lock Hard to Close? | TOPTEK

Why Is an ANSI Mortise Lock Hard to Close? 9 Causes and a Troubleshooting Checklist Why is an ANSI mortise lock hard...

ANSI Grade 1 Mortise Lock Sample Approval Checklist

ANSI Grade 1 Mortise Lock Sample Approval Checklist: 12 Tests Before Mass Production An ANSI Grade 1 mortise lock sample approval checklist...

ANSI Grade 1 vs Grade 2 Mortise Lock: What Is the Difference?

ANSI Grade 1 vs Grade 2 Mortise Lock: What Is the Difference? An ANSI Grade 1 vs Grade 2 mortise lock comparison...

ANSI Mortise Lock Door Preparation Checklist: 10 Dimensions Door Factories Must Confirm

ANSI Mortise Lock Door Preparation Checklist: 10 Dimensions Door Factories Must Confirm By Ivan He, General Manager, Zhongshan Toptek Security Technology Co.,...

ANSI Grade 1 Mortise Lock Certification Checklist: How Buyers Verify a True Commercial Mortise Lock

ANSI Grade 1 Mortise Lock Certification Checklist: How Buyers Verify a True Commercial Mortise Lock Written by Ivan He, General Manager, Zhongshan...

Fire Door Mortise Lock Installation Inspection Checklist: 12 Hold Points Before Handover

Fire Door Mortise Lock Installation Inspection Checklist: 12 Hold Points Before Handover A fire door mortise lock installation checklist should control the...