Energy Efficient Windows

Durable, Recyclable, Corrosion Resistant, Energy-efficient and Adaptable Windows and Doors

Construction Industry Problem

  • Building energy loss and high carbon emission from residential buildings.
  • Increase in raw materials price leading to an increase in real estate cost.
  • Looking for more environmentally friendly solutions that are recyclable, natural and durable.

GrandWin Solution

  • UPVC window and doors with double glazed windows to insulate for energy saving.
  • Direct purchase of raw material to control the material cost.
  • Adaptable, customizable solution at reduced cost of manufacturing.

Improving Building Energy Efficiency

40% of Building Energy Loss is From Insufficient Windows

There is a growing demand for energy efficient building products and solutions, GrandWin is improving building materials standard

our unique value

We are Increasing the product customization

GRANDWIN

Revolutionizing the Building Energy Saving

About Us

10+ years of experience in manufacturing UPVC window

Our Mission

Make buildings energy efficient

Our Offering

UPVC products with double glazed glass at reasonable price

GrandWin products will improve building energy efficiency

Our UPVC products provide sound and energy insulation to increase your quality of life

Head Office

Site Links

Ⓒ 2021 - All Rights Are Reserved by GrandWin