Zhengzhou Anno Scientific Instrument Co., Ltd. is a professional company engaged in the research and development, production, and manufacturing of sample injectors and precision analytical instruments. The company has been focusing on the design and development of multifunctional automatic sample injectors since 2007, and has more than 10 years of experience in automatic sample injector research and development so far. Our company is located in the Beidou Industrial Park of Zhengzhou High tech Development Zone. It was founded by a group of professional teams who have long been engaged in research and development in the fields of optical, mechanical, and electrical integration, software and hardware integration, and automation. Since its establishment, the company has always adhered to the management and business philosophy of "customer service as the center, customer needs as the guide, and product innovation as the goal", aiming at * technology, independent innovation, and striving to become a partner for automated sample pre-processing solutions that meet the needs of every customer.

Our commitment is to "heart, innovation, and peace of mind": we will persistently strive to develop new products, while constantly innovating and creating exquisite products that make customers feel at ease when using them! Under the continuous improvement of our R&D team, our star products AS-3016A and AS-3016B have been accepted and trusted by a large number of manufacturers and users at home and abroad. After repeated experimental testing, these two automatic samplers can now be integrated with gas chromatographs produced by domestic and foreign manufacturers such as Agilent, Shimadzu, Fuli, Tianmei, Panhe, Beifen, Dongxi, etc., thereby effectively improving customer work efficiency and saving valuable time for customers!