01
Factory Capability
Dedicated workshops for transformer assembly, intelligent core stacking and robotic welding — backed by facility-scale infrastructure and documented production conditions.
Manufacturing & Quality
Manufacturing, Testing and Quality Control for Power Equipment Production
Chenglai operates dedicated workshops for transformer assembly, core stacking, precision cutting and automated welding, supported by in-house testing and quality control facilities.
Core Trust Pillars
Factory Capability, Quality Control and Export Readiness
02
Quality System
ISO 9001 management system, product certifications and qualification records prepared for supplier screening and first-round procurement review.
03
Inspection & Testing
In-house high-voltage testing facilities for transformer and switchgear production, with test records and inspection documentation available for project review.
04
Export Readiness
English company profile, structured product documentation and direct inquiry channels for overseas buyers, EPC contractors and international sourcing teams.
Workshop & Production
Inside Chenglai's Manufacturing Facilities
Dedicated workshops for transformer assembly, intelligent core stacking, robotic welding and in-house high-voltage testing.
Robotic Welding Gantry
Factory Overview
Electrical Test Center
Assembly Workshop
Core Stacking Line
Certificates & Qualifications
Qualification Records and Company Materials for Supplier Review
Alongside factory visuals, Chenglai presents qualification records, company profile materials and supporting documents for supplier review.
Formal Company Profile
The English corporate profile serves as a formal company document for introduction, qualification review and communication with overseas buyers.
Testing and Qualification Support
Workshop visuals, testing environments and qualification records are presented together to support company introduction and project communication.
System Certificate Set
CAC Management System Certificates
ISO 9001, ISO 45001 and ISO 14001 records prepared for capability review and supplier qualification screening.
International Registration
IQNET Registered Certificate Set
Registered quality, occupational health and safety, and environmental management certificates supporting export-facing documentation review.
Chenglai has been manufacturing power equipment since 1970. The factory record speaks for itself — browse the product range or contact us directly to discuss your requirements.