Tianjin Grewin Technology Co.,Ltd

English|Español|Français|русский |Português

WHATAPP
+86-13072088960

HOME
PRODUCT
Return
- Power Monitoring Device
  Return
  - Cable Fault Testing system
    Return
  - Power Meter
    Return
- VLF Hipot Tester
- Current Transformer
  Return
  - Clamp Current Transformer
    Return
  - Current Hall Sensor
    Return
  - Split Core Transformer
    Return
  - Minature Voltage Transformer
    Return
  - Minature Current Transformer
    Return
  - Instrument Current Transformer
    Return
  - Flexible Rogowski Coil
  - Toroidal Core Current Transformer
- High Frequency Transformer
  Return
- Low Frequency Transformer
  Return
  - Toroidal Transformer
    Return
  - EI Laminated Transformer 50/60Hz
    Return
- Chokes Inductor
ABOUT US
Return
APPLICATION
Return
MANUALS AND DOWNLOADS
CONTACT US
NEWS
Return

English|Español|Français|русский |Português

ABOUT GREWIN:

Tianjin Grewin was established in 1995 and specialized in the manufacture of monitoring systems ，cable tester，transformer,current transformers and chokes etc. in China.These products widely used in communications,power energy,industrial control,medical equipments etc. After more than 24 years' development, we totally have 16 producing lines for transformers and 5 producing lines for monitoring systems.Now we have abtained the CE, ISO9001, CB, SGS and IEC certificates and we have our own brand “GREWIN”. We have established long-term trade relationships with customers from Germany,Russia, Ukraine,USA,Canada,Australia,Brazil,India, Malaysia, Indonesia etc. including more than 100 countries. "Quality and Honesty First” is the business philosophy we always adhere to. We also stick to the management strategy of "product creation, management creation and service creation".Make Grewin known by the world in electrical industry.

Know Details

NEWS

2022-06-20
view detaits
underground pipe and power cable locators demostration
We have finished demostration successful about our underground and power cable fault locators for more than 18 honor customers on June 2th,2022.
2022-05-26
view detaits
Power Cable Fault Locators trainning demostration
TIANJIN GREWIN will organize on site trainning and demostration for cable fault locators on June 2th,2022.
2023-05-25
view detaits
On may 22th, 2023, two customers form Czech visit our company and have the negotiation between two sides
2022-01-27
view detaits
Holiday Notice
Please note that our company will be closed for the Chinese New Year celebration from January 29th to February 6th. Normal business will resume on February 7th.