Changzhou Jotrun gas spring technology Co., Ltd. is set up in 2009. It's located in Yaoguan Town of Wujin, Changzhou City, Jiangsu Province. The manufacture area is more than 10000 square metres. It's a professional company devoted into developing, designing, producing and saling different kinds of gas springs. The products developed by our company can be divided into four varieties such as Compressed gas spring, Tensile gas spring, Damper and Locking gas spring. The products can reach thousands of varieties.

Our company adheres to the management idea of leading technology, production innovated, excellent quality, stricted management and first-class service. It imports abroad advanced technologies and producing equipments. The assembling workplace is equipped with automatic assembly line, and realize the operation of clean and constant temperature, to ensure the productions are of high technology, high origin and high quality.

Our company has the domestic gas spring production of the most advanced equipments and technologies, such as large Full-automatic electrostatic spray assembly line, Steel pipe binding off technology, Spot welding technology and Wall variable pull trough technology. At the same time, our company is equipped with Gas spring function testing machine which using computers to control, High and low temperature dynamic simulation testing machine, Three-station fatigue testing machine, Salt and fog bearing corrosion testing machine, Tensile strength testing machine which using computers to control, simulative testing table _ more than 20 sets of special testing facilities. Also, High and low temperature dynamic simulation testing machine belongs to the pioneer in domestic gas spring industries.

Our company has a group of technical management person with high level. The scene is strictly managed. The production's quality is stable. The technical process is advanced. The quality system is perfect. It conforms to ensure that each manufactured production is checked strictly before leaving factory. The gas springs of our company are widely used in the industry such as automobiles, actuation aehicles, ships, engineering machines, fitness equipments, medical equipments. At present, our company has set up a long-term cooperation with a number of well-known domestic manufactures. The productions of our company are even exported to Europe and the USA and some other countries. To be satisfied with most costumers' needs, the company always pays attentions to the development of he market at all times, takes care of every costumer's needs and catches tightly for the newest technologies. It sees the scientific innovation, the pursuit of perfect and keeping improving as the enterprise's lifelong target. It ensures that the production can last long in the market competition for many years and win the praise and trust of most users.