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 10mm multiwall polycarbonate sheets are designed for versatile applications requiring balanced insulation and light transmission. The 2–3 layer structure achieves a U-value of 2.0 W/(m²·K), making them suitable for greenhouses, skylights, and industrial partitions. With 75–80% light transmittance and anti-fogging treatments, they maintain clarity in humid environments while blocking 99% of UV rays. These sheets meet fire safety standards (GB 8624 B1-s1,d0) and offer impact resistance 200x stronger than glass. Available in clear, tinted, or embossed finishes, they are compatible with aluminum framing systems for easy installation. Sinhai’s global distribution network ensures delivery to 180+ countries. Contact us to discuss bulk orders or customized specifications.

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

Hiroshi Ito
Lightweight 1mm Sheets for Display and Packaging

"A retail brand in Japan uses 1mm polycarbonate sheets for product packaging windows. The clarity showcases products effectively, and the impact-resistant material protects contents during shipping. The sheets are recyclable, aligning with our sustainability goals. Great for eco-conscious packaging solutions."

Maria Gonzalez
1mm Sheets for Greenhouse Ventilation Panels

"In my small greenhouse, the 1mm polycarbonate sheets are used for adjustable ventilation panels. The lightweight design allows for easy opening and closing, and the UV resistance ensures they won’t crack in sunlight. Affordable and functional for hobbyist gardeners."

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10mm polycarbonate sheet 2mm polycarbonate sheet 6mm polycarbonate 8mm polycarbonate sheet 10mm twinwall polycarbonate sheet honeycomb polycarbonate sheet polycarbonate honeycomb honeycomb polycarbonate panels clear corrugated roofing sheets clear plastic for roofing transparent plastic roof panels clear corrugated plastic roofing corrugated greenhouse sheets 4x8 polycarbonate sheets conservatory roofing panels 6mm polycarbonate sheet twinwall polycarbonate sheet uv resistant polycarbonate monolithic polycarbonate
Thin and Flexible 1mm Polycarbonate Sheets

Thin and Flexible 1mm Polycarbonate Sheets

Sinhai's 1mm PC sheets are ultra-thin yet impact-resistant, made from virgin PC with 85% light transmittance. Suitable for interior partitions, display cases, and DIY projects, they offer UV protection and thermal stability. Available in clear or colored variants, with custom cutting services and RoHS compliance, these sheets are easy to install and ideal for cost-efficient, flexible applications in residential and retail settings.

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