SINHAI: Leading Polycarbonate Sheet Manufacturer in China

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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 doors are engineered for durability and light transmission, suitable for interior and exterior applications. Constructed from solid (3–10mm) or multiwall (6–16mm) PC sheets, they offer impact resistance 200x stronger than glass and thermal insulation for energy efficiency. Transparent variants allow natural light to brighten spaces, while frosted or embossed finishes provide privacy. Features include fire retardancy (GB 8624), UV protection, and compatibility with automatic door systems. Ideal for greenhouses, offices, and public buildings, contact us to discuss door specifications and customization options.

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

Lisa Martinez
Secure and Stylish Polycarbonate Doors

"We replaced our NYC store’s old glass doors with Sinhai’s polycarbonate ones. The clear sheets offer unobstructed visibility, while the impact-resistant material deters vandalism. The magnetic seals ensure airtight closure and energy efficiency."

John Davis
Weatherproof Doors for Outdoor Use

"Installed on our Florida beach house, these exterior doors have resisted fading from saltwater exposure for three years. The lightweight design makes them easy to open, even for kids, and the customizable handles add a nice touch."

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Secure and Versatile Polycarbonate Doors

Secure and Versatile Polycarbonate Doors

Sinhai's polycarbonate doors combine security and functionality. Crafted from solid PC sheets (4mm-10mm thickness) or hollow panels, they offer high impact resistance (10x stronger than glass), fire retardancy (B1 fire rating per GB 8624-2012), and thermal insulation. Features include customizable designs (clear, frosted, or colored), weather-resistant seals, and easy installation. Suitable for residential, commercial, and industrial use, these doors meet ISO 9001:2015 and CE standards, with fast production from 25+ lines and global shipping from Kashgar.

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