Yantai Dongxing High-Tech Development Co., Ltd. was founded in 1969 and subordinate to Ministry of Ordnance Industry. It is national class-2 unit of measurement and class-2 physical and chemical testing institution of Ministry of Ordnance Industry. During 2004~2015, to meet the need of inspection and testing market reform, the company passed inspection and testing institution qualification authentication of Shandong Provincial Bureau of Quality and Technical Supervision, the laboratory accreditation of China National Accreditation Service for Conformity Assessment. The authentication covers the physical and mechanical properties of metal materials and chemical element analysis. Symbolsandare permitted to use in inspection and testing report.

Main inspection and testing items: analysis on chemical elements of alloy and ferrous metal, material mechanics performance test (tensile strength, impact, Brinell hardness) and metallographic analysis on ferrous metal and non-ferrous metal

Main instruments and equipment: all-purpose WAW-600D electro-hydraulic servo tester with microprocessor control, Germany Carl Zeiss Axio Vert A1-type metallographic microscope (amplification factor 1500X), America ITW microscopy and Knoop hardness tester for two kinds of hardness, Wuxi Jinyibo CS-8800C infrared carbon and sulfur analyzer, Shanghai Metash V-5800PC visible Spectrophotometer etc. for chemical elements analysis.

The company will keep improving test items and supplying intimate and satisfying service for clients depending on high-quality service and reliable quality.