Optical Brinell Hardness Testing Machine

About Guangdong Derui Testing Equipment Co., Ltd Derui Testing Equipment Co. Ltd. is a high-tech manufacturer, supplier, and exporter of simulation environment testing equipment integrating R & D, design, production and sales. Since its establishment, the company has always adhered to the business philosophy of survival by quality, development by integrity, and efficiency by management, continuously introduced advanced technologies at home and abroad, and accumulated rich experience. We have a great strength of engineers, technicians, and professionals from varying industry, with the ultimate aim of delivering quality and innovative... We stand out with our quality commitment, innovation, and customer satisfaction. We provide premium-quality Battery Fire Test Machine... We have designed our infrastructure to make sure we can produce with the highest quality and operate eff