







Services Provided
Product Design
Proto-typing
Mold Design
Injection Molding
CNC Machining
Post Processing
Grand Si Ho Group
Professional plastic manufacturer
Offering integrated services across
the plastic manufacturing supply chain
Partners
Quality First | Prioritize Customers.
Steady Progress | Pursuing Excellence.
This is our mission. Through persistent innovation and endless service dedication, we create high-quality, cost-effective, and well-served plastic products. Our goal is to build a win-win service that earns the trust and preference of our customers, making us an industry leader!

































Partners
































Quality First | Prioritize Customers
Steady Progress | Pursuing Excellence
This is our mission. Through persistent innovation and endless service dedication, we create high-quality, cost-effective, and well-served plastic products. Our goal is to build a win-win service that earns the trust and preference of our customers, making us an industry leader!
Our Values
Quality | Trust | Respect | Uniqueness | Sharing




