Shenzhen Chao Yi Industry Development Co.,Ltd. Set up in 1993 and engageed in developing, producing and selling upon fire alarm bells (indoor bell and waterproof bell), manual alarm call point (one way and two ways) and Alarm lamp(flashing light) . All of which past the test of our nation, CE, and ISO9001 Certification. Though our efforts, we have set a long-term cooperative relationship with KAC, SYSTEM SENSOR , KLAXON SIGNALS and GULF SEMICONDUCTOR£¬etc.
We also supply OEM what you want.
Contact: Har...
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