North South Instrument Co., Ltd.: established in early 2008, North South instrument is a well-known brand of instrument and equipment supplier integrating industry and trade. It has branches and offices in Zhengzhou, Beijing and Hong Kong, including North South Instrument Co., Ltd., North South scientific instrument (Beijing) Technology Co., Ltd. and North South International Group Co., Ltd. North South instrument has passed iso9001:2015 quality management system certification, TUV in Rhine, Germany and SGS in Switzerland, Some products have passed the EU CE certification and ROHS certification. Nanbei (North and South) provides one-stop solutions in the field of instruments and equipment for customers in more than 100 countries and regions overseas, and some scientific instrument products serve all over the world.