Changzhou Siwei Junli Electronic Technology Co., Ltd. is a technical high-tech enterprise specializing in the development, production and sales of textile electromagnetic tensioner, monofilm tension testing and other products. The company is committed to applying advanced tension control technology, digital technology, Internet of Things and other technologies to the complete solution of "enterprise digitization and information". Create higher production efficiency and added value for customers. The company has a dozen professional R & D technical team, exquisite production technology, advanced testing equipment, perfect scientific management system. The company mainly produces open-loop electromagnetic tensioner, closed-loop electromagnetic tensioner, size tension centralized testing system and automatic control system and other nearly ten series of dozens of varieties. With advanced technology and unique control algorithm, Siwei Junli has filled the gap of digital tension control technology of domestic warping machine, and has two utility model patents and two appearance patents. The products are widely used in advertising light box cloth, conveyor belt, airbag, sunshine fabric, wire drawing machine, glass fiber electronic cloth, double twisting machine and other textile fields, the products are marketed nationwide, and some products are exported to all over the world. The company can carry out personalized custom design according to the needs of customers, and provide complete solutions.