Kamco Plastics (Sincere Tech) is a custom plastic mold company and sub-assembly provider specializing in value added technologies and services that meet customers’ ever changing needs.

Our philosophy is to work closely with our customers in a collaborative manner to assure high quality, low total cost solutions.

Our extensive experience in all aspects of injection molding engineering enables us to implement the best design/material/tooling/process combinations for the highest value and lowest cost plastic solutions. Management of both large and small tooling programs is a routine activity at Kamco Plastics. In-house tooling facilities allow us to provide the following:

Plastic Injection Mold Builds

Custom fixtures

Preventative plastic injection tooling maintenance

Rapid response to engineering changes

Plastic injection mold Tooling Repair

Back up infrastructure systems, depth in machine tonnage ranges, tight communication links to customers, and a company-wide attitude of always delivering on time allow Kamco Plastics to provide “never miss” deliveries.

Kamco Plastics brings value to customers whose core competency is not in plastics technology by providing the following:

Product design support and engineering

Tooling design and fabrication

Injection molding technologies:

Gas Assist Molding

Plastic mold
Plastic mold

Structural Foam Molding

Closed-loop cavity pressure controlled molding

Complex functional and highly cosmetic decorative molding

PVC Molding

Over Molding

Secondary Operations:

Sonic welding


Insert Molding

Decoration (pad printing, heat transfer, hot stamp, etc.)

Specialty packaging

Logistics support

Our satisfied customers rely on our ability to provide supply chain management, resource planning, localized warehousing, JIT deliveries and special requests.