About Us
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TIANJI is a sub brand and registered trademark of Beijing Huanaco Innovation Technology Co., Ltd. TIANJI serves the field of ambient air monitoring and provides complete solutions from air sampling to high-precision air monitoring. TIANJI ODS5-PRO high-precision ODS and fluorinated gas monitoring system is one of the key achievements of national key R&D plan of China "Study on Causes and control technology of air pollution". It is the first commercialized instrument worldwide that can monitor ODS and fluorine-containing greenhouse gases in ambient air, providing strong data support for global climate change monitoring and China's implementation of the Montreal Protocol.