Shandong Biaozheng Inspection and Testing Co., Ltd. is a research-oriented enterprise that provides professional product inspection technology services for enterprises across the entire industry chain of doors, windows, curtain walls, and aluminum alloy products. We are capable of offering our clients testing services for the composition, microstructure, mechanical, and physical properties of aluminum alloy profiles; cross-section measurement of aluminum alloy profiles; comprehensive testing of various aluminum alloy surface coatings, comprehensive testing of aluminum alloy insulation profiles, as well as performance testing of raw and auxiliary materials used in production (such as electrophoretic paint, powder, fluorocarbon paint, insulation strips, etc.). Our testing capabilities are industry-leading.
The company boasts 13 high-standard laboratories, including a chemical analysis room, sample preparation room, balance room, metallographic laboratory, cross-section measurement room, spectroscopy laboratory, salt spray laboratory, door and window curtain wall testing room, hardware accessory testing room, abrasive blasting room, and aging laboratory. These laboratories are equipped with world-leading testing equipment and instruments such as American Thermo Electron direct reading spectrometer, German metallographic microscope, American xenon lamp aging machine, ultraviolet aging machine, and Israeli cross-section measuring instrument. The company has established a 1000-square-meter performance testing area for door, window, and curtain walls. The testing equipment is highly automated, ensuring accurate collection and processing of various physical and chemical data. It can conduct comprehensive testing on the water tightness, air tightness, wind pressure resistance, sound insulation, and thermal insulation performance of building doors, windows, and curtain walls.
The company has been recognized as a nationally accredited laboratory, a public service platform for small and medium-sized enterprises in Shandong Province, a municipal-level enterprise technology center in Weifang City, and a research center for aluminum profile engineering technology in Weifang City. It closely collaborates with domestic universities and research institutions such as the China Building Wall Materials Society, Shandong University, Shandong University of Science and Technology, Shandong JianGong University, and Shandong Provincial Product Quality Supervision and Inspection Research Institute to establish a market-oriented and comprehensive platform for industry-university-research joint innovation. The company continuously improves its service methods, optimizes its service model, and has explored and formed a scientific, convenient, and efficient service mechanism, which has received unanimous praise from customers. The company always adheres to the principle of "systematic management, platform-based skills, efficient operation, and professional services," with the service tenet of "scientific, rigorous, accurate, and fair." It continuously optimizes service resources, deepens service connotation, and enhances service level to provide more professional, efficient, and comprehensive technical services for the majority of aluminum profile enterprises and related enterprises, making positive contributions to promoting the healthy and scientific development of China's door, window, and curtain wall industry.
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