PROJECT WINDOWS & DOORS · CHINA

Make the window package
easier to approve.

Engineered aluminium and uPVC packages for developers, contractors and façade partners—from drawing review to coordinated delivery.

DRAWINGSENGINEERINGPRODUCTIONDELIVERY
ISO 9001Quality management
2 material routesAluminium + uPVC
4 review gatesDrawing to dispatch
1 accountable teamTechnical + commercial

NOT A CATALOGUE CONVERSATION

Start with the building.
Then define the system.

Most project risk appears between a drawing, a quantity and a site condition. We help procurement teams turn those inputs into a reviewable manufacturing package.

See how we support project teams
Aluminium window systems
01

Aluminium window systems

Thermal-break casement, sliding and fixed combinations developed around the project schedule.

View system route ↗
Aluminium door systems
02

Aluminium door systems

Entrance, hinged and large-format sliding packages coordinated with glass, hardware and finish requirements.

View system route ↗
uPVC project systems
03

uPVC project systems

Repeatable, value-led window and door packages for housing, hospitality and community developments.

View system route ↗

BUILT AROUND REAL PROJECT TYPES

One factory.
Different project logic.

Residential repetition, hotel room schedules and contractor-led commercial packages do not behave the same. Our review route changes with the project.

Explore applications

THE PACKAGE CONTROL SYSTEM

Four gates.
Fewer surprises.

Every stage answers a buyer question: is the scope understood, is it manufacturable, is quality visible, and is delivery coordinated?

01

Drawing intelligence

We review elevations, schedules and BOQs before discussing a system.

02

Package development

Types, quantities, glazing, hardware and finish are coordinated as one package.

03

Controlled production

Production visibility, inspection gates and packing logic are aligned to the delivery plan.

04

Site-side support

Installation guidance and issue coordination continue after the units leave the factory.

Window and door production line

MANUFACTURING YOU CAN QUESTION

Show the process,
not just the building.

See how materials, production steps, inspection records, packing and dispatch evidence fit together.

01Incoming material check
02In-process inspection
03Final package release
Inspect our manufacturing route

CHOOSE YOUR PROJECT SEAT

Different teams need
different evidence.

Skip generic claims. Go directly to the questions that matter to your role.

EVIDENCE, NOT DECORATION

A case study should answer a procurement question.

PROJECT EVIDENCE FRAMEWORK

Context → system → coordination → inspection → delivery

Our case library is being built only from authorised project information. No invented clients, quantities or performance claims.

View the project evidence standard →

PROJECT INTAKE

Give us the project basis.
Get a useful next step.

This is not an automatic quotation. It prepares a structured brief for human technical and commercial review.

  • Drawings, BOQ or window schedule
  • Building type and location
  • Quantity and procurement stage
  • Known performance requirements
sales@cavorlen.comWhatsApp +86 133 3119 8918
01 PROJECT BASIS
Procurement stage
No technical, price, programme, delivery or warranty commitment is created by this form.