ZIIISUN Aluminum Window & Door Factory
Our flagship offerings encompass a broad spectrum of aluminum sliding windows, aluminum casement doors, aluminum casement windows, sliding doors, and sunrooms. These adaptable products find extensive applications across home decor, residential properties, apartments, educational institutions, healthcare facilities, and commercial establishments.



Aluminum Frame Heavy Duty Bi-Folding Door for Balcony
Featuring diverse folding and opening methods, our doors exude a modern and elegant aesthetic. They open and close effortlessly, offering superior waterproof and moisture-proof capabilities along with excellent sound insulation. Engineered for durability, these doors represent a robust and stylish enhancement to any space.
Our doors incorporate imported hardware from Kerssenberg, complemented with anti-pinch rubber strips to ensure the utmost safety for both the elderly and children.
Each door is equipped with a high-security key lock for enhanced protection.


The lower pulley system, equipped with a ball bearing and stainless steel slide rail, is expertly crafted to shield your interior from wind, dust, and rainwater infiltration.

Safety first: Our doors are meticulously designed with a unique array of safety features to provide peace of mind.
Our innovative design ensures your hands are safeguarded against accidental pinching.

Unlike conventional sliding doors that limit the open area to a mere half, our custom size aluminum folding doors for balconies with heavy-duty frames offer a transformative experience. These bifold doors, composed of two or more interconnected panels, unfold in a graceful concertina style and flatten out to one side, creating an expansive panoramic view of your garden or yard. Folding patio doors are your gateway to an abundance of natural light and unobstructed vistas. With ZIIISUN, you have access to a diverse range of RAL color options, unique finishes, elegant frame styles, and customizable sizes, allowing you to design a solution that perfectly fits your project's vision and needs.
Introducing ZIIISUN Windows & Door, the unparalleled maestro in the realm of window and door systems, proudly leveraging over 15 years of unmatched expertise. As a distinguished leader among China's top-tier suppliers, we excel in providing a vast selection of premium aluminum window and door systems. Every product in our extensive catalog is crafted with exceptional precision to meet the most rigorous standards of both residential and commercial applications, guaranteeing unsurpassed quality and cutting-edge innovation.

Why Choose Us? Unparalleled Commitment and Excellence
1. Established in 2009, Foshan Youshang Door and Window System Co., Ltd boasts 15 years of specialized expertise in crafting premium aluminum windows and doors.
2. Annually, we produce over 200,000 square meters of top-quality windows and doors, ensuring unparalleled volume and quality.
3. With over 18 years of international experience, our products have reached Oman, Kenya, Malaysia, the Philippines, Cameroon, Ghana, Reunion, Senegal, Australia, Swaziland, India, Mauritania, Tanzania, Angola, Togo, Thailand, Saudi Arabia, Djibouti, Zimbabwe, Barbados, Zambia, and the USA. Our skilled workforce excels in efficient container loading, ensuring your products arrive safely and timely.
4. We use only premium materials, including top-brand aluminum profiles. Our strategic location in Foshan, China's largest aluminum production base, guarantees access to the best resources and materials available.
5. Our in-house tempered glass factory ensures significantly faster delivery times, setting us apart from the competition by enhancing efficiency and reducing wait times.
6. Our experienced team ensures stable and reliable product performance. We excel in detailed craftsmanship for windows and doors, ensuring every product meets our stringent quality standards.
7. Located just a 30-minute drive from Guangzhou Baiyun Airport, visiting our factory is extremely convenient for our clients, making it easier to see our state-of-the-art production facilities firsthand.
>>> With a dedicated team of over 100 skilled professionals, our workforce is passionately committed to delivering unparalleled excellence.
>>> Spanning an impressive 58,000 square meters, our state-of-the-art factory area is meticulously designed for optimal productivity.
>>> Boasting an annual production capacity exceeding 100,000 square meters, we consistently meet and surpass market demand.
>>> Proudly exporting a minimum of 100 containers annually, we reach global destinations including the USA, Canada, and Australia.
>>> Harnessing over 15 years of unparalleled expertise in research, development, and manufacturing, we lead the industry through relentless innovation.
Leveraging our robust technical capabilities, cutting-edge technology, and comprehensive facilities, we offer a diverse range of premium products. Our extensive lineup 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 much more.
Q1: Are there any issues with the glass inside? Does it have steam or become foggy?
A: Typically, we use 5mm +12A + 5mm double glass. Rest assured, our expertly crafted double glass effectively prevents steam or fogging between the layers.ble glass
Q2: Do all these doors and windows come with frames for wall mounting?
A: Yes, all the doors and windows come with durable frames. Mounting them on the wall is a simple and straightforward process.
Q3: If the glass breaks without any reason, should I worry about the rest breaking?'m afraid the rest will be broken
The glass will only break due to an external impact force; it will not shatter on its own.'t break itself.
Q4: Can I use 6mm single glass instead of 5mm double glass?
A: It is preferable to use 5mm double glass because:
Sliding doors look less appealing with single glass. The wider space for glass would require excessive silicone if single glass is used.
5mm double glass is inherently safer compared to 6mm single glass.
5mm double glass provides superior soundproofing compared to single glass.
Q5: Can you use rubber instead of glass silicone?
A: Yes, but only on one side. The other side must use glass silicone because double rubber lacks strength and is more likely to detach.