Changzhou Sanyou Dianzi New Materials Technology Co., Ltd.

Certifications

• IATF 16949 (Automotive Quality Management)
• ISO 9001 (Quality Management)
• ISO 14001 (Environmental Management)
• ISO 45001 (Occupational Health and Safety)

Main Products & Services

A leading global supplier of automotive interior materials and acoustic solutions, operating as a joint venture between Changzhou Sanyou Dior and the Turkish Diniz Holding.

Core Products

• Automotive headliners
• Door panel inserts
• Trunk trims
• Sound-absorbing non-woven fabrics
• PET acoustic panels
• Vacuum insulation panels (VIP)

Service Areas

• Automotive interior manufacturing
• Acoustic engineering
• Energy-saving materials for construction and cold chain

High-performance acoustic insulation, lightweight design, eco-friendly PET materials, and integrated manufacturing from raw fibers to finished interior components.

Company Information

Location

No. 8, West Taihu Lake Science and Technology Industrial Park, Changzhou, Jiangsu Province, China

Established

2003 (Sanyou Dior group foundation; Diniz JV established later)

Registered Capital

Approximately 100 million RMB (for the main Sanyou Dior entity)

Business Scope

Research, development, and manufacturing of new material technologies, automotive interior parts, and energy-saving insulation materials.

Production Capacity

Over 10 million square meters of automotive interior materials annually.

Financial Overview

A major player in the Changzhou automotive cluster with significant export revenue to Europe, North America, and Southeast Asia.

Focus on innovation, global collaboration, and sustainable material development.

Major Projects & Clients

Notable Projects

• Global supply programs for Volkswagen MQB and MEB platforms
• Interior component supply for BMW and Mercedes-Benz luxury models
• Acoustic material supply for Tesla Giga Shanghai

Key Clients

• Volkswagen Group
• General Motors
• BMW
• Mercedes-Benz
• Ford
• Tesla
• BYD
• SAIC Motor

Industry Applications

• Automotive Industry
• Building Construction
• Cold Chain Logistics

Team & R&D

Team size: Approximately 500-1,000 employees globally across all production bases.

R&D capabilities: Maintains a provincial-level engineering technology research center in Changzhou, focusing on polymer materials and acoustic testing.

Technical expertise: Expertise in needle-punching, thermal bonding, vacuum forming, and acoustic simulation for automotive environments.

Management

• Zhang Yuchen (Chairman and Founder of Sanyou Group)
• Representatives from Diniz Holding (Turkish partner)

Overseas Layout

Production Bases

• Quang Ninh, Vietnam: Sanyou Diniz (Vietnam) Co., Ltd., located at Lot CN-06, Dong Mai Industrial Park, Dong Mai Ward, Quang Yen Town. Produces automotive headliners and acoustic parts for the Southeast Asian market.
• Aguascalientes, Mexico: Sanyou Diniz Mexico S.A. de C.V., located at Av. de la Juventud No. 110, Parque Industrial San Francisco IV, San Francisco de los Romo. Serves the North American automotive market (USMCA).

Sales Offices

• Bursa, Turkey: European and Middle Eastern market coordination via partner Diniz Holding headquarters.

Investment Companies

• Diniz Holding A.S. — Turkey: Strategic joint venture partner for global expansion in the automotive sector.

Global strategy: A 'Follow-the-Client' strategy, establishing production facilities in proximity to major global automotive hubs in Vietnam and Mexico to serve OEMs like VW and GM.

Overseas revenue: Estimated 30-40% of total revenue derived from international markets and overseas production.