Qingdao JiEr Engineering Rubber Products Co., Ltd., established in 2013, Qingdao, China. The company initially focused on standard rubber product manufacturing before expanding its operations to incorporate additional industrial components made from rubber.

Qingdao JiEr holds ISO 9001:2015 and UKAS certifications. Partnering with Qingdao University of Science and Technology and Beijing Rubber Industry Research Institute, the company has developed eight reinforced-layer rubber fender designs.

Through continuous growth, Qingdao JiEr upholds stringent quality standards, advances engineering innovation, and serves global markets. The company prioritizes talent development and sustainable production solutions.

Nanjing JiEr Marine Engineering Co., Ltd. (est. 2019) operates as a high-tech enterprise with in-house manufacturing capabilities, offering end-to-end services in marine engineering design, production, and installation.

Nanjing JiEr became a Saudi Aramco supplier after passing rigorous quality audits. The record-breaking contract highlights its industry-leading expertise in marine engineering.

In 2021, JiEr Marine contributed to China’s national conical fender standard, marking its rise as an industry leader. The company remains focused on elevating production standards and driving maritime innovation.