Over the past 20 years, it has exported products to more than 100 countries in the world. It is one of the largest and most comprehensive instrument manufacturers in China. It is a technology group with independent legal personality integrating R & D, production and sales. Nanbei has passed iso9001:2015, SGS and TUV certification, and its products have passed EU CE, RoHS and CNAs certification. Headquartered in Zhengzhou, China, the company has offices in Beijing, Shanghai, Shenzhen and Hong Kong.