Guangzhou Baiyun District Wasion Factory is a company is established in 1999,which is a high-tech enterprise specializing in the whole process of development ,manufacture and marketing the security alarm electronic products. Our main products including wireless, wired ,passive infrared detectors, smoke detectors ,gas leak detectors, burglar alarm accessories, fire accessories, otherwise we also provide the injecting and molding services. With the mission .To service by quality, to benefit by ...