About Shanghai Smoyu
Shanghai Smoyu Industry Co., Ltd specializes in manufacturing stadium seats for Chinese local sports stadium projects and school supplies since 2006. In 2017 we expanded globally to serve international clients with high quality stadium seating solutions.
We produce blow molded stadium fixed seats (HDPE), soft theatre chairs, school desks & chairs, metal structural bleachers, retractable seating systems and demountable stage systems. Our service includes design, manufacturing, delivery and installation.
Production Line Overview
Our production follows strict QC and uses 100% new raw materials for durable products:
- Raw Material: 100% virgin HDPE for blow molding stadium seats.
- Coloring & Heating: Raw HDPE is heated and colored per client Pantone requirements.
- Blow Molding: Molding, shaping and controlled cooling in precision molds.
- Inspection: Each unit inspected to ensure finish and dimensional accuracy.
- Packaging: Export-standard packing for safe shipping worldwide.
- Installation: On-site installation support available for projects.
Why Choose Us
- 15+ years manufacturing experience in stadium seating
- UV-stable, weather-resistant HDPE seats & anodized aluminum frames
- Strict quality inspection and export packaging
- Custom colors, logos and OEM/ODM services
Quick Specs (Example)
| Product Range | HDPE seats, Aluminum bleachers, Theater Chairs |
|---|---|
| Factory Capacity | Custom: based on order; typical batch production |
| MOQ | 100 units (varies by model) |
| Lead Time | 15–30 days |





