ZIIISUN Aluminum Window & Door Factory
Our premier products include aluminum sliding windows, aluminum casement doors, aluminum casement windows, sliding doors, and sunrooms. These versatile solutions are perfect for home decoration and are widely used in residences, apartments, schools, hospitals, and commercial buildings.
Aluminum Frame Heavy Duty Bi-Folding Door for Balcony
Experience the elegance of diversified folding and opening methods. Our doors boast a stylish and beautiful appearance, are easy to slide and open, waterproof and moisture-proof, and offer excellent sound insulation and durability.
We use imported hardware from Kerssenberg, featuring anti-pinch rubber strips to ensure the safety of the elderly and children.
Equipped with a key lock for added security.

Designed with a lower pulley, ball bearing, and stainless steel slide rail to effectively prevent wind, dust, and rainwater from entering the room.

Safety First: A unique set of robust safety features.
Engineered to prevent accidental hand pinching, ensuring your safety.

Unlike traditional sliding doors that limit access to only half the opening, our folding doors transform spaces by providing expansive, unobstructed panoramic views of your garden or yard. These bifold doors, comprised of two or more interconnected panels, fold away concertina-style to one side, creating a seamless indoor-outdoor experience. Perfect for maximizing natural light, our folding patio doors offer the most generous, uninterrupted vistas. Choose from ZIIISUN's extensive selection of RAL color options, exquisite finishes, versatile frame styles, and customizable sizes to create a tailored solution that perfectly complements your unique project.
ZIIISUN Windows & Door, the connoisseur of window and door systems with over 15 years of unparalleled experience, stands as one of China's foremost suppliers of premium aluminium window and door systems. We proudly present a comprehensive array of meticulously designed aluminium window and door suites, catering proficiently to both residential and commercial needs.
Why Choose Foshan Youshang Door and Window System Co., Ltd?
1. Established in 2009, we have been specializing in aluminum windows and doors for 15 prosperous years.
2. We proudly produce over 200,000 square meters of top-quality windows and doors annually.
3. With a global reach, our products have been exported to over 20 countries including Oman, Kenya, Malaysia, and Australia, for more than 18 years. Our skilled workers are adept at loading containers efficiently.
4. We utilize only premium materials, featuring top-brand aluminum profiles. Situated in Foshan, the heart of China's largest aluminum production base, we ensure the best quality.
5. Boasting our own tempered glass factory, we guarantee shorter delivery times compared to competitors.
6. Our expert team ensures that each window and door is crafted with precision, offering unparalleled performance and exquisite detail.
7. Located just a 30-minute drive from Guangzhou Baiyun Airport, visiting our factory is highly convenient.
>>> Our dedicated team consists of over 100 highly skilled professionals.
>>> Spanning an impressive 58,000 square meters, our factory is designed for optimal efficiency.
>>> We boast an annual production capacity exceeding 100,000 square meters.
>>> Proudly exporting at least 100 containers yearly to top markets in the USA, Canada, and Australia.
>>> With over 15 years of expertise in R&D and manufacturing, we lead the industry.
Leveraging strong technical capabilities, cutting-edge technology, and comprehensive facilities, we offer a wide array of products. Our portfolio includes Bi-fold doors and windows, Stacking and Sliding doors and windows, Aluminium hinged doors, Awning and Casement windows, Aluminium and Glass Louvres, sunroom Balustrades & handrails, and more.
Q1: Are there any issues with the glass, such as steam or fogging?
A: Typically, we use 5mm+12A+5mm double glass. Rest assured, our double glass is professionally made, preventing steam or fogging between the panes.ble glass
Q2: Do all these doors and windows come with frames for wall mounting?
A: Yes, all the doors and windows include frames. Installing them on walls is perfectly fine.
Q3: If one pane of glass breaks without cause, should I be concerned about the rest?'m afraid the rest will be broken
The glass would only break due to an impact force; it won't break on its own.'t break itself.
Q4: Can I use 6mm single glass instead of 5mm double glass?
A: It is advisable to use 5mm double glass because
A sliding door looks unattractive with single glass. The gap for glass will be large, requiring excessive silicon to fill it.
5mm double glass is safer than 6mm single glass.
5mm double glass offers better soundproofing than single glass.
Q5: Can you use rubber instead of glass silicon?
A: Yes, but only on one side. The other side must use glass silicon as double rubber isn't strong enough and is more prone to falling off.