Our Services
Quality Assurance
 Coil Coating
Hicharm offers cleaners, conversion coatings, passivates for coil coating lines, cold rolled steel, galvanized steel. It’s numerous coil coating solutions offer multiple benefits including:Paint adhesion, Weathering, Halting spread of underpaint corrosion, and Excellent corrosion performance.

Hicharm has been a leading chemical technology brand. We have been developing, manufacturing, and supplying state-of-the-art chemical products. Our chemicals are developed with a focus on the health of our environment. Extensive research and development has allowed Hicharm to create some of the most effective and environmentally-friendly chemicals.


Winfield Polytech Inc.
101 Bretton Rd.Hauppauge, NY 11788 Tel: 610-931-4979 Cell:610-931-4881 E-mail:guanxc@gmail.com