Hei Yan Group Covers the following R&D abilities :

1. PLC induction pipe bending machine,
2. Cold forming tee machine
3. Automatic Hot forming elbow machine
4. hydraulic pipe expanding machine
5. Bevel machine
6. Hydraulic press machine.
7. Cold elbow forming machine
8. Bandsaw machine
9. Medium Frequency power source
10. Shot Blast Machine
11. Pipe fittings dies&mandrels
12. Steel pipe fittings