Our company's products are independently developed and designed, with independent intellectual property rights and patents. We welcome and provide OEM or ODM services. Air negative ion detector, radiation detector, ozone, ammonia, hydrogen sulfide, TVOC, sulfur dioxide, nitrogen dioxide, nitrogen ... Read More

Zhengzhou Forestry Bureau of atmospheric negative oxygen ion monitoring system project, a total of 3 sets, for the Zhengzhou City Garden atmosphere negative oxygen ion monitoring and research. Read More