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Shiheng group is a private scientific enterprise devotes to R&D, production and sales of all series negative temperature coefficient (NTC) thermistors, NTC sensors, positive temperature coefficient (PTC) thermistors and zinc oxide varistors. NTC thermistor series application includes of surge current, temperature compensation, precision temperature test and temperature control with complete types and specifications. Group is the largest NTC manufacturer which has 45,000m2 workshops.  
  The group has been passed ISO9001:2008 Quality Management System, TS16949 Quality Management System , ISO14001:2004 Environment Management System and GB/T29490 intellectual property management system. Shiheng brand was awarded “The famous brand of Jiangsu province” and “Nanjing famous brand products". As the industry key enterprise, appointed by the industry association, is involved in the drafting of the National "Thirteen five plan" 
  Depending on the unique process method and advanced technology, the corporation R&D new products following the international trends is becoming the industry leading level. Products advantages as high precision, reliability and stability, were approved by CQC、UL、CUL and TUV. Many Science and technology projects were funded by the National Torch Plan and Innovation Fund. The products export to Europe, North America and other countries. The corporation as “China designated cooperative enterprise” of Sino-American Medium and Small Company Plan, by virtue of its own R&D and production capacity, is constantly expanding cooperation with United States and other countries.
  Shiheng group has three subsidiaries with independent legal person: Nanjing Shiheng electronics co., ltd, Nanjing Shiheng sensitive element co., ltd, and Jiangsu Shirui electronics co., ltd.
  Nanjing shiheng electronics co., ltd, mainly r&d and produce new technique, new technology and new products of NTC thermistors. The company was awarded “National Hi-tech Enterprise”, “Private Scientific Enterprise in Jiangsu Province”. We have built the first research centre “Nanjing Engineering Research Centre for NTC Thermal Sensitive Ceramic Material Project” which is advanced among Jiangsu province even in domestic, owning strong R&D capability.
  Nanjing Shiheng sensitive element co., ltd, mainly produces power and compensation NTC thermistors in scale with 300 sets of automatic production facilities, perfect technique and complete quality management. The manufacture capacity reaches 800 million pieces monthly.
  Jiangsu Shirui electronics co., ltd., mainly R&D and produces power NTC thermistors and high-power NTC chips. Own industry advanced technique and production instruments, company has been forming the unique advantages and scale of NTC chip powder making and chips manufacturing.

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