Our corporation was founded in 1986. It's engaged in producing and selling hearing products that are used for aviation and for personal tour in recent years. Lately we've developed some personal noise-preventing products. Moreover, we have the professional technician staff of all kinds.

With the researching of these years, we can provide a series of products as following: slow rebound noise-preventing foam, silica-gel earplugs series, silica-gel earplugs series, silica-ge music earplugs series and so on.