318 Hongfa Road,Xiaoshan Economic Development Zone,

Hangzhou Huayan Digital Electron Co.,Ltd was founded in 1993,and we have gradually been growing up to a professional manufactruer specializing in producting marine communication,alarm equipment and Fi...

Building 5, Anleyuan, 40 Zone, Baoan

Our company located in shenzhen, China.<br />Our mainly products are fire alarm system and security system. There are addressable fire alarm system, conventional fire alarm system and fi...