Quick answer: the top-ranked flue gas analyzer brands in China on this list are SDL (Beijing), WAYEAL (Anhui) and Lan Dun Guang Dian (Anhui). 3 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked flue gas analyzer brands
How this list is ranked- 01
SDL
雪迪龙SDL
- Flue gas analyzers
- Dust concentration monitors
- Environmental monitoring instruments
Registered legal entity on file; email and phone published; operating since 2001.
View profile → - 02
WAYEAL
皖仪WAYEAL
- Flue gas analyzers
- Ion chromatographs
- Environmental monitoring instruments
Registered legal entity on file; email and phone published; operating since 2003.
View profile → - 03
Lan Dun Guang Dian
蓝盾光电
- Flue gas analyzers
- Environmental monitoring instruments
Registered legal entity on file; email and phone published.
View profile →
International flue gas analyzer 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.
- Gas analyzers
- Flue gas analyzers
- Dust concentration monitors
- Water quality testers
- Ozone detectors
- Environmental monitoring instruments
Why it ranks here: registered legal entity on file; email and phone published; operating since 2002.
- INT
testo testo德图
Registered as 德图仪器国际贸易(上海)有限公司 in 2002.
- Flue gas analyzers
- Barometer
- Dust concentration monitors
- Airflow meters
- Temperature data loggers
- Air quality monitors
Why it ranks here: registered legal entity on file; email and phone published; operating since 1957.
More Flue gas analyzers 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 |
| SHBAIF上海北分SHBAIF | 上海北分科技股份有限公司 | — | — |
| Si Fang Guang Dian四方光电 | 四方光电股份有限公司 | — | — |
| ZETIAN泽天ZETIAN | 杭州泽天春来科技股份有限公司 | — | — |
| Zhong Jie Neng Shu Zi中节能数字 | 中节能数字科技有限公司 | — | — |
Comparison table
| # | Company | Province | Est. | Registered company |
|---|---|---|---|---|
| 01 | SDL雪迪龙SDL | Beijing | 2001 | 北京雪迪龙科技股份有限公司 |
| 02 | WAYEAL皖仪WAYEAL | Anhui | 2003 | 安徽皖仪科技股份有限公司 |
| 03 | Lan Dun Guang Dian蓝盾光电 | Anhui | — | 安徽蓝盾光电子股份有限公司 |
Frequently asked questions
How many flue gas analyzers manufacturers and suppliers in China are listed here?
10 companies are listed for flue gas analyzers (烟气分析仪). 3 Chinese manufacturers have full profiles and are ranked; 2 international brands with China operations are listed separately.
Where are China's flue gas analyzers manufacturers located?
Among profiled companies: Anhui (2), Beijing (1), Zhejiang (1), Shanghai (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, 6 have an official website and 5 publish an email address.