Honorary Certificate of Small and Medium-sized Enterprises with Specialized, Advanced, Innovative an

Certificate of the High-tech Enterprise Research and Development Center of Zhejiang Province

High-tech Enterprise Certificate

Occupational Health and Safety Management System Certification Certificate

Environmental Management System Certification Certificate

Quality Management System Certification Certificate

Riveting type car roof structure - Utility Model Patent

Composite type car floor based on press-bolt connection - Utility Model Patent

Cabin bottom structure based on riveting connection - Utility Model Patent

Extensible roof guardrail - Utility Model Patent

An elevator door casing with a modular structure that can be quickly assembled. Utility Model Patent

A new type of elevator car frame with high structural strength - Utility Model Patent

A detachable and installable elevator shaft component - Utility Model Patent

An elevator car bracket - Utility Model Patent

A positioning structure for the elevator car top guardrail - Utility Model Patent

A new type of elevator shaft structure - Utility Model Patent

A safety clamp frame for elevator shafts - Utility Model Patent

A type of guide rail bracket for elevator shafts - Utility Model Patent

A base for guide shoes used in elevator shafts - Utility Model Patent

A T-shaped pressure guiding plate support for elevator shaft - Utility Model Patent

A second carriage module for a continuous ascending and descending circular elevator - Invention Pat