Quick answer: the top-ranked ozone detector brands in China on this list are Crowcon (Beijing) and Lontec (Shandong). 2 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked ozone detector brands
How this list is ranked- 01
Crowcon Crowcon科尔康
Registered as 北京科尔康安全设备制造有限公司 in 2001.
- Ozone detectors
- Gas detectors
Why it ranks here: registered legal entity on file; email and phone published; operating since 1970.
- 02
Lontec 朗科Lontec
Registered as 青岛朗科电子科技有限公司 in 2010.
- Ozone detectors
Why it ranks here: registered legal entity on file; email and phone published; operating since 2010.
International ozone detector brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
FPI 聚光科技FPI
Registered as 聚光科技(杭州)股份有限公司 in 2002.
- Ozone detectors
- Gas analyzers
- Dust concentration monitors
- Water quality testers
- Environmental monitoring instruments
- Flue gas analyzers
Why it ranks here: registered legal entity on file; email and phone published; operating since 2002.
- INT
HACH HACH哈希
Registered as 哈希水质分析仪器(上海)有限公司 in 2012.
- Ozone detectors
- PH meters
- Conductivity meters
- Water quality testers
Why it ranks here: registered legal entity on file; email and phone published; operating since 1947.
- INT
ThermoFisher ThermoFisher赛默飞世尔
Registered as 赛默飞世尔科技(中国)有限公司 in 2003.
- Ozone detectors
- Separatory funnels
- Bioreactor
- Scanning electron microscopes
- Microplate Readers
- Biosafety Cabinets
Why it ranks here: registered legal entity on file; email and phone published; operating since 1962.
- INT
HORIBA HORIBA
Registered as 厚礼博(中国)投资有限公司 in 2019.
- Ozone detectors
- Gloss meters
- Conductivity meters
- Gas analyzers
- Laser particle size analyzers
- Spectroscopy instruments
Why it ranks here: registered legal entity on file; phone published; operating since 1945.
More Ozone detectors brands and companies
| Brand | Registered company | Website | Email / phone |
|---|---|---|---|
| Tian Hong Huan Yi天虹环仪 | 武汉天虹环保产业股份有限公司 | thyb.cn | 027-87926202,87926203 |
| AeroqualAeroqual | 爱尔靠有限公司 | — | — |
| ECO sensorsECO sensors | 美国ECO SENSORS公司 | — | — |
| PiPi | 湃英斯公司 | — | — |
Frequently asked questions
How many ozone detectors manufacturers and suppliers in China are listed here?
10 companies are listed for ozone detectors (臭氧检测仪). 2 Chinese manufacturers have full profiles and are ranked; 4 international brands with China operations are listed separately.
Where are China's ozone detectors manufacturers located?
Among profiled companies: Shanghai (3), Beijing (1), Shandong (1), Zhejiang (1).
How is this list ranked?
By the completeness and verifiability of each company's data: a registered legal entity, an official website, published contact details, a product range and company history. The rank is not a quality rating, and no company pays for its position. See How we rank for the full method.
How do I contact these manufacturers?
Each listing shows the company's official website and, where published, its email and phone number. Of the 10 companies listed, 7 have an official website and 5 publish an email address.