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Hebei Haiwei Electronic New Material Technology Co., Ltd
86 03184312963
ATTENTION 2025-12-12
Hebei Haiwei Electronic New Material Technology Co., Ltd.: It took seven years to go from 5 microns ··· When it comes to micrometers, most people do not have an intuitive concept because this unit of length is difficult to o···
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Honors  / Patent certificate
  • A production process for high energy storage polypropylene capacitor film
  • A polypropylene capacitor film applied to electronic surveillance tags and its preparation method
  • 22ZY0001I-invention patent
  • 23ZY0011I-invention patent
  • A production process for high energy storage polypropylene capacitor film
  • A polypropylene capacitor film applied to electronic surveillance tags and its preparation method
  • 22ZY0001I-invention patent
  • 23ZY0011I-invention patent
  • 23ZY0043I-invention patent
  • 23ZY0059I-invention patent
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Hebei Haiwei Electronic New Material Technology Co., Ltd Tel: 86 03184312963 Fax: 86 03184311858 E-mail: hw@haiwei.net Address: Jingxian Economic and Technological Development Zone, Hebei Province, China