Shenzhen Tungson Ages Tech Co.,Ltd is a professional security products manufacturer,founded in December 2001.The company's headquarter is located in Shenzhen Nanshan Science and Technology Park where High-Tech Enterprise-studded.In Dongguan Changan,there is a well-appointed and technological advanced factory .And in Hongkong,there is a wholly-owned subsidiary serviced for the global market.Tungson Ages is a high-tech enterprise including production,researchand development ,marketing ...