Langbo Group (hereinafter referred to as the Group) is a science and technology service group focusing on measurement and calibration, inspection and testing business, supplemented by research and development, training and consulting services, under the jurisdiction of Suzhou Langbo Calibration and Testing Co., Ltd., Beijing Langbo Calibration and Testing Co., Ltd., Yangzhou Heavy Science Testing and Calibration Co., Ltd., Ningbo Langbo Measurement and Testing Co., Ltd., Nantong Langbo Measurement and Testing Co., Ltd., Anhui Langbo Calibration and Testing Co., Ltd., Hunan Langbo Measurement Service Co., Ltd., Henan Langbo Calibration and Testing Co., Ltd., Weifang Langbo Inspection and Testing Co., Ltd., Tianjin Langbo Metrology and Testing Co., Ltd., Shaanxi Langbo Metrology and Testing Co., Ltd. and more than ten companies.
Externally, the group adheres to the service tenet of "scientific fairness, safety and integrity, quality first, continuous improvement", the business philosophy of "customer-centric, people-oriented", and internally focuses on establishing a corporate culture with "positive, responsibility, innovation" as the core idea, and is committed to building "Langbo Group" into a first-class brand in the field of measurement and calibration, inspection and testing services in China.
Metrology calibration
The laboratory has been accredited and authorized by the China National Accreditation Service for Conformity Assessment (CNAS) and the National Defense Science and Technology Industry Laboratory Accreditation Service (DILAC), and has established professional calibration laboratories such as geometry, thermal, mechanical, electrical, electromagnetic compatibility, non-destructive testing, radio, time and frequency, vibration, acoustics, optics, physical and chemical instruments, as well as special calibration laboratories for construction and transportation, textile and leather special measuring instruments, and medical measuring instruments. The laboratory conducts comprehensive calibration and testing in strict accordance with the requirements of relevant national verification procedures, calibration specifications, national standards or technical indicators of instrument manuals; The calibration and testing work of the laboratory fully meets the requirements of ISO/IEC17025 and ISO9000, the calibration test data issued can be traced back to national or international metrology benchmarks, and the third-party impartial calibration certificates and test reports issued by the laboratory are recognized by 54 countries and regions in the members of the International Laboratory Accreditation Cooperation Multilateral Agreement (ILAC-MRA).
Inspection and testing
The Group's testing mainly involves: high temperature, low temperature, temperature shock, temperature change, constant humidity and heat, alternating humid heat, neutral/acid salt spray, mold, rain, vibration, impact, collision, earthquake simulation, simulated transportation, free fall, temperature/humidity/vibration comprehensive environment, HALT/HASS and other environmental and reliability tests; Conventional metal mechanical property testing, fatigue and fracture performance testing, durability and creep performance testing; Non-metallic and composite material performance testing, ultrasonic testing, radiographic testing, penetrant testing, physical property testing, etc.
Liquid Flow Laboratory
Gas flow laboratory
Temperature, humidity, and vibration comprehensive test system
Physical and chemical laboratory
Thermal Laboratory
Radio Lab
Special equipment (safety valve) laboratory
Standard wind tunnel 30m^(3)30 \mathrm{~m}^{3} Walk-in constant temperature and humidity test equipment
Large Displacement Vibration Test System (with Slide Table)
Geometry Laboratory
Temperature and humidity environmental test chamber
