Haikou Zhongyuantai Investment co., Ltd

Company Profile

Strategic Investment in Supply Chain Excellence — From South China to the World

We are a cross-border supply chain partner with operational roots in two strategic locations: Haikou and Nanning. Positioned at the heart of China’s southern trade corridor, we leverage the unique advantages of Hainan Free Trade Port and Guangxi’s gateway to ASEAN to deliver efficient, cost-effective solutions for global buyers.

While our operational hubs are in South China, our reach extends far beyond. With business development teams in Shanghai and Guangdong, we stay close to China’s key manufacturing centers and international trade hubs, ensuring we capture the latest market trends and maintain strong supplier relationships across the country.

Our company name includes “Investment” — and that is exactly how we approach every partnership. We invest in understanding your business, your market, and your long-term goals. We invest in building reliable supplier networks, maintaining rigorous quality standards, and ensuring financial transparency. For us, every project is an investment in a lasting relationship.


Whether you need custom manufacturing, cross-category sourcing, or a fully integrated supply chain solution, we are here to simplify the complexity. One partner, one standard, one shipment — delivered with the long-term perspective you can trust.

Our Manufacturing Powerhouse

Leveraging South China's Manufacturing Power

Supply Chain Mastery

Direct access to 300+ specialized factories across Guangdong, Fujian, and Zhejiang - no middlemen, optimized costs.

Supply Chain Flexibility

Match your order to the ideal production partner - from boutique batches to large-scale orders

Unified Quality Standard

Our rigorous QA protocols ensure consistent quality across all partner factories

Speed to Market

Average production lead times 30% faster than industry standard through optimized routing

Supply Chain Flexibility

Match your order to the ideal production partner - from boutique batches to large-scale orders

Supply Chain Flexibility

Match your order to the ideal production partner - from boutique batches to large-scale orders

Our Core Values

The Principles That Guide Our Business

Partnership First

We see ourselves as extensions of our clients' teams and our factories' sales arms. Success is mutual.

Manufacturing Excellence

Deep expertise in jewelry production techniques and continuous factory capability development.

Global Mindset

Designing supply chains that navigate international regulations, logistics and market trends.

Innovation Driven

Constantly exploring new materials, finishes and production methods to create competitive advantages.

Our Manufacturing Network

Strategic Geographic Presence in China's Jewelry Production Heartland

Our Leadership Team

Decades of Combined Experience in Jewelry Sourcing

David Chen

Founder & CEO

15+ years in jewelry manufacturing and global supply chain management

David Chen

Founder & CEO

15+ years in jewelry manufacturing and global supply chain management

David Chen

Founder & CEO

15+ years in jewelry manufacturing and global supply chain management

David Chen

Founder & CEO

15+ years in jewelry manufacturing and global supply chain management

Experience the kS Jegy Difference

Connect with our team to discuss how our 300+ factory network can transform your jewelry sourcing strategy
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