We, GUM SUNG Corporation was established in 1997, are doing New technology products business where located Korea and oversea branch company Shanghai ,China. Our include is as below. Voltage sag products, Peelable Masking Coating Agent Silicon sheet for ...

We are R&D manufacturer of the neutral reinforced fire-extinguishing agent(water-soluble liquid). developed its applying products such as portable extinguishers(3 different sized models in aluminium cans), furnishing/hand-operating ...