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The company has successfully obtained ISO9001 quality management system certification.
Beijing Longhai Tonggong Electric Co., Ltd. successfully passed the assessment by China Certification Center for Quality Management Systems (CCCS) and obtained its GB/T 19001-2016/ISO 9001:2015 quality management system certification, confirming that its quality management system meets international standardization requirements.
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Ident-Ex® 02: The world's first portable scanner for Zones 1/21 and Division 1 areas
Ergonomic, lightweight pocket scanner
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Company rated as AAA Credit Enterprise
Beijing Longhai Tonggong Electric successfully passed third-party comprehensive credit assessment, earning AAA-rated enterprise status and receiving multiple credit certifications including "Heavy Contract Adherence," "Trustworthy Supplier," and others.
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Global IEC Explosion-Proof Experts Gather at Pepperl+Fuchs in Mannheim
Global explosion protection experts will convene for their annual spring meeting in Mannheim this year.
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Join us at 2026 Electronica Munich
2026 3, 25–27: productronica China 2026 is about to open in Shanghai.
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