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OSTRY has independent R & D and design teams, which allows us to have various capabilities, such as production, sales and marketing. In 1985, Mr. Jiang, chief engineer, joined in China State-owned Red Sound Equipment Factory and involved in early research and development of acoustic equipment. In 1996, we established R & D, production, sales, speaker and became well-known for developing ,producing and supplying the speaker over two decades. In 2012, we made a breakthrough in core speaker unit. With new members’ involvement, including the talents in design, Internet, mechanical, electronic sound and other fields, we implemented our internal reform and created our new brand --OSTRY