Quick answer: the top-ranked digital oscilloscope manufacturers in China on this list are RIGOL (Jiangsu) and SIGLENT (Guangdong). 2 Chinese manufacturers are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked digital oscilloscope manufacturers
How this list is ranked- 01
RIGOL 普源精电RIGOL
Registered as 普源精电科技股份有限公司 in 2009.
- Digital oscilloscopes
- Spectrum analyzers
- Network analyzers
- Signal generators
Why it ranks here: registered legal entity on file; email and phone published; operating since 1998.
- 02
SIGLENT 鼎阳科技SIGLENT
Registered as 深圳市鼎阳科技股份有限公司 in 2007.
- Digital oscilloscopes
- Spectrum analyzers
- Network analyzers
- Signal generators
Why it ranks here: registered legal entity on file; email and phone published; operating since 2002.
International digital oscilloscope brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
Fluke Fluke福禄克
Registered as 福禄克测试仪器(上海)有限公司 in 2001.
- Digital oscilloscopes
- Thermal imaging cameras
- Insulation resistance testers
- Resistance testers
- Multimeters
- Clamp meters
Why it ranks here: registered legal entity on file; email and phone published; operating since 1948.
- INT
Gwinstek 固纬Gwinstek
Registered as 固纬电子(苏州)有限公司 in 2000.
- Digital oscilloscopes
- Spectrum analyzers
- Electrical safety testers
Why it ranks here: registered legal entity on file; email and phone published; operating since 1975.
- INT
Keysight Keysight是德科技
Registered as 是德科技(中国)有限公司 in 1999.
- Digital oscilloscopes
- Optical attenuators
- Spectrum analyzers
- Network analyzers
- Signal generators
- Logic analyzers
Why it ranks here: registered legal entity on file; email and phone published; operating since 1939.
- INT
Rohde&Schwarz Rohde&Schwarz
Registered as 罗德与施瓦茨(中国)科技有限公司 in 2013.
- Digital oscilloscopes
- Spectrum analyzers
- Network analyzers
- Signal generators
Why it ranks here: registered legal entity on file; email and phone published; operating since 1933.
- INT
Tektronix Tektronix泰克
Registered as 泰克科技(中国)有限公司 in 2001.
- Digital oscilloscopes
- Spectrum analyzers
- Network analyzers
- Signal generators
- Logic analyzers
Why it ranks here: registered legal entity on file; email and phone published; operating since 1946.
- INT
Teledyne LeCroy Teledyne LeCroy
Registered as 华特力科(北京)商贸有限公司 in 2008.
- Digital oscilloscopes
- Signal generators
- Logic analyzers
Why it ranks here: registered legal entity on file; email and phone published; operating since 1964.
- INT
UNI-T 优利德UNI-T
Registered as 优利德科技(中国)股份有限公司 in 2003.
- Digital oscilloscopes
- Cable tracers
- Insulation resistance testers
- Gauss meters
- Network cable testers
- Resistance testers
Why it ranks here: registered legal entity on file; phone published; operating since 1988.
- INT
YOKOGAWA YOKOGAWA
Registered as 横河电机(中国)有限公司 in 1985.
- Digital oscilloscopes
- Differential pressure transmitters
- Optical fiber testers
- Optical time-domain reflectometers
- Optical attenuators
- Pressure transmitters
Why it ranks here: registered legal entity on file; phone published; operating since 1915.
Frequently asked questions
How many digital oscilloscopes manufacturers and suppliers in China are listed here?
10 companies are listed for digital oscilloscopes (数字示波器). 2 Chinese manufacturers have full profiles and are ranked; 8 international brands with China operations are listed separately.
Where are China's digital oscilloscopes manufacturers located?
Among profiled companies: Shanghai (3), Beijing (3), Jiangsu (2), Guangdong (2).
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, 10 have an official website and 8 publish an email address.