We do Injection-Molded Plastics


Our experienced team will build your mold with a lifetime guarantee.


The heart of our business, Quick turn, custom  parts, bringing ideas to life .


A money saving step to ensure your product meets specifications .


SincoPlastics is a full-service plastic injection molding contract manufacturer. We make it a priority to have a positive effect on the lives of our employees, their families, and our local community. We insist on building our injection molds in China, and we only purchase domestic raw materials when possible. We have the passion and the knowledge to take your project from conception to completion.

You can literally walk in our front door with a concept, and leave with product ready for retail distribution.

rapid prototype
upkeep and repairs
export mold

Our Team

injection molding plastics

John Deng

Cad Designer

injection molding plastics

Andrew Liu

Products Developer

injection molding plastics

Mary An

Marketing Manager

Some Fun Facts

Cups of Coffee
Projects Delivered
Satisfied Clients
Blog Posts


one on one

one on one

Enjoy expedited service and one-on-one attention to get the most out of your ...One-on-One Personal Service. Every account is assigned a dedicated relationship manager, teamed with a dedicated customer service representative.

OEM Services

OEM Services

When choosing a custom supplier, OEMs must consider not only the price of their components, but the various secondary costs involved as well. Whether you need design-for-manufacturing (DFM) assistance, or are ready for production, we have a full suite of services to offer.

Mold Making

Mold Making

We will not outsource your molds like so many toolmakers do today. They will be made right here in our facility by our staff.Your mold will be designed and built by true craftsmen using CAD/CAM software, and CNC and EDM equipment to exceed your requirements.

Startup Services

Startup Services

Our accessibility is a compliment we repeatedly hear from our customers. We are told that many molders will not take the time to talk to startups, but we are known for our short run flexibility and low setup fees.We look forward to helping your startup thrive.

Fast Delivery

Fast Delivery

Our international delivery network is made up of five zones. ... zone, International Express Courier, International Courier, International Air ... China, Hong Kong, Japan, Macau, Malaysia, Philippines, South Korea, Singapore, Taiwan, Thailand ..

From the Blog

Company Spirit

"Perfection is achieved, not when there is nothing more to add, but when there is nothing left to take away."



Cooperate With Us

Contact Info

  • LandLine: +86-755-84825336
  • CellPhone: +86-17727821006
  • [email protected]

Sinco Newsletters

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