Shanghai Kstone S&T Development Co .,LTD.

Company Profile

Leading SF6 testing equipment manufacturer (with over 1000 customers all over the word)

Passed ISO9001 new version certification

Double soft certification enterprise

National level high-tech enterprise, specialized and innovative enterprise, national level technology-based small and medium-sized enterprise

National standard: "GB/T11023-2018 High voltage switchgear - SF6 gas sealing test method" standard formulation

Industry Standard of the Energy Administration of the People's Republic of China: "DL/T1366-2023 Sulfur Hexafluoride Gas for Power Equipment" Revision Unit

Industry Standard of the Energy Administration of the People's Republic of China: DL/T2756-2024 Guidelines for Detection and Recovery of Sulfur Hexafluoride and Its Mixtures for Electrical Equipment Participating Units

Industry Standard of the Energy Administration of the People's Republic of China: DL/T1353-2024 Technical Specification Standard for Sulfur Hexafluoride Treatment System Participating Units

Group Standard: Technical Specification and Standard for Perfluoroisobutyronitrile Gas Replenishment Device Participating Units

Recommended manufacturer of SF6 mixed gas GIS tools for State Grid Corporation of China (2022) No. 290.

Member of China Electrical Equipment Industry Association and China Fluorosilicon Organic Materials Industry Association.