All molds manufactured by Topsky are fully tested to verify the specifications of molds and parts prior to shipment. During the test, our engineers record testing molding parameters and conditions. After the tests, mold trial reports together with full dimension report will be provided to the customers within 3 working days. Prior to serial-production, if requested, we carry out a pre-production trial to verify the stability of tool & part dimensions.

We can also provide the production parts and assembled parts to our customer, our production system is in strict accordance with ISO9001 quality control procedures to ensure the products meet customer's requirements. We are experienced in molding a wide range of common and engineering plastic as below,
- Common raw material: PP, PE, ABS, PC, PC+ABS, POM, PMMA, PA6, PA66, PS, TPE etc.. 
- Special raw material: Nylon+GF, PBT, PEEK, PPS, PEI, PSU etc..

Our injection molding department has the capability to operate 24 hours per day to ensure on-time production & delivery of all parts.

We bought plastic from suppliers of the following qualified brands:

For the secndary process, we can outsource supply painting, Ultrasonic welding (USW),Heat staking,laser beam machining, coating etc..