shijiazhuang subway application
column：railway industry
time：2019-06-04
on february 14, 2017, shijiazhuang metro, dry transformer fiber optic temperature monitor installation site.
after guiyang metro, shijiazhuang metro will be a benchmarking case. in the future, the new metro all over the country and even the world will hopefully use herch's new fiber optic temperature measurement technology products.
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contact us herch opto electronic technology co., ltd. contact：mr. geoffrey chang (overseas marketing manager) tel： 86 29 8888 7919 fax: 86 29 8730 0336 mob： 86 158 0926 0176 email：hqoverseas1@opt.ac.cn | message 
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