About Us About us

Company Introduction

SHANGHAI PINYAN TECHNOLOGY M&C CO.,LTD, the earliest professional manufacturer integrated R&D,Production and sales in China, is specialized at manufacturing Rogowski coils,integrator and power meter,power quality analyzer with proprietary intellectual property rights. We also provide technical support and hardware equipment for comprehensive solutions of power monitoring, IOT,smart grid and cloud server.


SHANGHAI PINYAN TECHNOLOGY M&C CO.,LTD has two wholly-owned subsidiaries.

1. MEATROL ELECTRICAL(shortened as MEATROL) is treated as company brand name.

2. ROGOWSKI TECHNOLOGY(SHANGHAI) CO.,LTD, is in charge of international trade.


As a national high-tech enterprise, MEATROL has a number of national industrial certifications, pants for invention, certificates of intellectual property and software copyright. Additionally, we do have special R&D department, Cooperation with Shanghai Jiaotong University(SJU) and South China University of Technology(SCUT) to develop many new products for power grid standard every year.


MEATROL has a strong R&D team,the number of various technicians and workers is more than 50, Bachelor degree over 60%, Master degree or above over 10%.

we even own so many international advanced fully-automatic production equipments and  precised calibrated instruments.covers an area of approx 2000 squares.


We possess more than 100 sets of world-class testing and production equipment, including 3-phase current and voltage harmonic power generator, high current generator, oscilloscope, high bit multimeter, lightning generator, harmonic generator, intermediate frequency spot welding machine, extruder, stripping machine, wire cutting machine and 24-hour automatic winding machine. Each winding machine is controlled by 4 servo motors which is programming by ourselves. In China, there is only half-automatic winding machine now. We have independently developed automatic calibration system base on LabVIEW, consisting of NI acquisition card, this system certified 0.1% accuracy by SHANGHAI ELECTRICAL INSTITUTE. Moreover, solutions of customization are available as well, including single-use design and OEM volume production.


Through many years of efforts, we have succeeded with sound reputation. Our products now have achieved many universal certificates like CE, UL,REACH,RoHs and IP68 and exported directly to more than 70 countries. We even have been worldwide supplier of many international famous company like SIEMENS, Schneider, ETON and LOVATO, etc. We are a long term partnership with several express companies, such as UPS, DHL and FEDEX, providing customers with convenient international door-to-door service.


MEATROL produced more than 400k pcs different coils every year. The rogowski coil sale volume is No.1 in China. Each model has an unique calibration report before shipping. Lead time is very short, approx 3-5days for samples.15days for mass goods.


We promised that if there is any problem during using in one year,we will send 1pcs new model for replacement.


From a long term, MEATROL has made effort together with customers to improve itself in smooth way. We are aimed at consistently researching and developing new products with high quality to provide customers with more choices. If you need a stable, honest and professional partner, please choose MEATROL.


Company motto: Career, success in diligence, waste in play, action in thought,  destroy in unthinking.


ROGOWSKI TECHNOLOGY (SHANGHAI) CO., LTD. is located in the International Incubator Center in Caohejing High-tech park of Shanghai, specializing in the production and development of current sensor and its related meter. Over  years, the company has cooperated with many domestic leading research institutions,international university, and has successfully developed Rogowski coil with self-sufficiency just property rights. .


2020 MEATROL certificate for calibration equipment of rogowski coil
MEATROL Presentation

Power Analyzers
Power Meter
                 Power Meter
Current transducer

How to reach us

Unit 55,No.2155, Lianhua Road 
Minhang District, Shanghai,China(201109)

Copyright ©2018 - 2023  ROGOWSKI TECHNOLOGY (SHANGHAI) CO., LTD.

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