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SINHAI: A Leading Polycarbonate Sheet Manufacturer in China

SINHAI: A Leading Polycarbonate Sheet Manufacturer in China

SINHAI stands out as one of the largest and leading Polycarbonate Sheet Manufacturers in China. It has implemented a strict quality control system and an excellent raw material choice mechanism. The company holds certifications like ISO 9001 - 2015, CE, ROHS, and SGS, and even has its self - patent Bamboo Polycarbonate Sheet. With 3 plants, SINHAI is dedicated to providing a one - stop solution for the safe daylighting industry and glazing systems. It continuously innovates and moves forward. The main product range includes Hollow Polycarbonate Sheet, Crystal hollow PC Sheet, Solid polycarbonate Sheet, Embossed PC Sheet, Corrugated PC Sheet, and PC H/U Type Accessories. An additional plant located in Kashgar, Xinjiang, an important hub along the Belt and Road, brings added value and good services to customers due to its unique location. SINHAI offers fast delivery, a durable service life for PC sheets, reasonable prices, energy - saving features, and cost - effectiveness. It has served
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Why choose us?

Strong Quality Assurance with Multiple Certifications

SINHAI ensures strict quality control using premium raw materials like SABIC material with Lotte UV resins. The company holds certifications such as ISO 9001-2015, CE, RoHS, and SGS, guaranteeing product compliance with international standards. Its self-patented Bamboo Polycarbonate Sheet showcases innovative design and durability, meeting diverse project requirements for safety and reliability.

Comprehensive Product Range and Customization Capability

Offering a wide array of products including Hollow, Crystal Hollow, Solid, Embossed, and Corrugated PC Sheets, along with PC H/U Type Accessories, SINHAI caters to various needs. With 60+ free moulds, the company supports OEM/ODM services, enabling customized solutions for different thicknesses, colors, and specifications, such as the hot-selling 8mm/10mm Bamboo PC sheets and diamond embossed corrugated sheets.

Strategic Location for Efficient Delivery and Cost Savings

Situated in Kashgar, a key Belt and Road hub, SINHAI's additional plant ensures fast delivery to Middle Asia and beyond, significantly reducing freight costs and time. This strategic location enhances supply chain efficiency, allowing the company to offer competitive pricing while maintaining quick turnaround for orders, ideal for large-scale projects worldwide.

Extensive Experience and Global Market Reach

With over 30 years of industry experience and 3 production plants, SINHAI has a proven track record in delivering one-stop daylighting and glazing solutions. Serving over 180 countries/regions, the company excels in agricultural, industrial, and commercial projects (e.g., greenhouses, roofing, sound barriers). Its technical expertise and global presence ensure reliable, innovative, and energy-saving solutions for diverse applications.

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Sinhai’s polycarbonate carport roofs are engineered for weather resistance and light transmission, using corrugated (0.75–3mm) or multiwall (6–16mm) PC sheets. Corrugated profiles ensure efficient water drainage and wind resistance (up to 110 km/h), while multiwall structures provide thermal insulation (U-values as low as 1.8 W/(m²·K)). The UV-stabilized sheets resist fading and yellowing, with a 10-year warranty on clarity and performance. Customizable in size and color, these roofs can be installed with hidden fasteners for a seamless, watertight finish. Contact us for carport roof solutions that balance functionality and durability.

Frequently Asked Questions

Do you take special orders?

Yes , We accept customized products.
We have a factory ourselves, we are on this business for 30+ years in China
For normal polycarbonate sheet orders, we can deliver within 7 days. For orders that require cut-to-size services and thermoforming, delivery time will be extended
The fastest delivery speed.Free samples are provided for testing.We have a professional greenhouse construction team.ISO 9001:2008 CE certification quality.There are Ten polycarbonate sheet production lines.
Usually we accept T/T (30% deposit and balance against B/L copy), L/C. Other payment terms can be negotiable.

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customer evaluation

Amina Al-Saeed
Stylish Carports with Custom Sizing

"For our Dubai luxury apartment complex, we designed carports with Sinhai’s gold-tinted sheets that match the building’s facade. The UV resistance ensures no fading, and the H-connectors create a seamless, leak-proof roof."

Ravi Patel
Low-Maintenance Carport for High-Utility Areas

"Our Delhi factory has over 20 carports using Sinhai’s sheets. The anti-fogging coating prevents condensation, and the smooth surface is easy to clean. The material’s fire resistance (B1 rating) was a key safety factor for our insurance requirements."

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Durable and Stylish Polycarbonate Carports

Durable and Stylish Polycarbonate Carports

Sinhai's polycarbonate carports are designed for durability and aesthetic appeal. Constructed with high-impact PC sheets (0.75mm-3mm thickness) that resist yellowing and UV damage, they offer 100% protection against rain, snow, and UV rays. The modular design allows easy installation and customization in various colors (clear, blue, bronze) and textures (corrugated, diamond embossed). Lightweight yet strong, they can withstand wind speeds up to 100km/h and snow loads up to 150kg/m虏. Backed by ISO 9001:2015 certification and a 10-year warranty, these carports provide reliable shelter for vehicles with fast global delivery to over 180 countries.

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