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Marketing in more than 20 provinces and cities nationwide, and exported to many countries, loved by users

03-24

2005

Zhuzhou Zhonghang Technology Development Co., Ltd. was established in February, 2005.
2005
03-24

2006

Our engineers were the first ones in our industry to developed ZA21 two-wire eddy current displacement sensor/transducer and ZA series super-high-temp. eddy current sensor and ZA-H2 series two-wire integrated vibration velocity sensor in March,2006.
2006
03-24

2006

Our engineers were the first ones in our industry to solve the interchangeability of probes and proximitors in July, 2006.
2006
09-03

2006

Our engineers successfully developed ZA-TJ series eddy current pipe diameter measuring sensor in September, 2006.
2006
09-03

2006

In July, 2006, our engineers were the first ones in our industry to make a breakthrough in the philosophy of eddy current and raise the measuring range of sensor to almost the diameter of probe head.
2006
09-03

2007

The ISO9001 international quality system certificate was awarded in Dec. ,2007.
2007
09-03

2007

our engineers were the first in our industry to overcome the difficulties in eddy current technology to raise nonlinearity of common displacement sensor to less than 0.2%（Chinese national standard is 1%）
2007
09-03

2007

Our engineers were the first ones in our industry to successfully developed ZA-YD series piezoelectric vibration velocity / displacement sensor in April, 2007.
2007
09-02

2008

The company's product ZA21 series two-wire eddy current sensor has passed the certification of high-tech products in Hunan Province. At the same time, Zhuzhou Zhonghang Technology Development Co., Ltd. was recognized as a high-tech enterprise.
2008
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Copyrights：Zhuzhou Zhonghang Technology Development Co., Ltd    湘ICP备11000201号

Copyrights：Zhuzhou Zhonghang Technology Development Co., Ltd

湘ICP备11000201号