Shaanxi Siwei Weighing Technology Co., Ltd. is a backbone enterprise in China's Weighing Equipment Manufacturing Industry, a vice chairman unit of China Weighing Equipment Association, a high-tech enterprise that develops and manufactures highway automatic balance, a technology pioneer and pioneer of vehicle-type and shaft-group-type highway automatic balance, Provincial technology centers, specialized and new "little giant" enterprises.

Over the past 20 years, the company has adhered to scientific and technological innovation, with highway automatic weighing as its main research direction, and has taken it as its mission to achieve breakthrough in highway weighing technology. The company has a R&D team with three doctoral supervisors as technical leaders, and has established a provincial intelligent transportation technology center in conjunction with research institutes such as Xi'an Jiaotong University, Chang'an University, and Xi'an Highway Research Institute.

So far, more than 60 scientific and technological achievements and invention patents have been obtained; dynamic shaft weight instruments, portable shaft weight instruments, over-limit detection high and low speed pre-inspection systems, patrol vehicle weighing equipment, and high precision (full vehicle type) Various electronic weighing products such as automatic road scale. Among them, the (complete vehicle-type) highway automatic weighing products are the first in China, the technology has an international advanced level, and the products have won the "National Key New Products" and the "National Innovation Fund".

In the field of road weighing technology, the company undertakes a total of six national torch plans and national key new product projects; undertakes a number of major scientific and technological industrialization projects in Shaanxi Province and key key research projects in Shaanxi Province. "Four-dimensional weighing instruments" have grown into an enterprise with strong innovation capabilities in the industry.

The company has passed the ISO9001 quality management system certification, the ISO14001 environmental management system certification, and the OHSAS18001 occupational health management system certification for 20 years. All products have passed the national traffic safety facility quality inspection certification and EMC international certification. The company has successively obtained the "National Innovation Fund" , "National AAA-level contract-abiding enterprise"; "Shaanxi Province contract-abiding enterprise"; "Shaanxi Province quality-abiding advanced unit", "Shaanxi Province famous and special credit brand", "Shaanxi Province patent award" , “Shaanxi Province Intellectual Property Standardization Unit for Standardization of Intellectual Property Rights” and other honors.