Chengdu Dingfeng Sealing Material Co., Ltd. was established in 2003. After more than ten years of experience, in 2013, it cooperated with foreign seal companies to develop high-end seals. After repeated trials and tests by the excavator factory and the fuel tank factory, the product was finally successfully developed after continuous improvement and innovation. Current cooperation units: Chengdu Huachuan Industry, Chenggong Loader Factory, Chengdu Largest Excavator Factory, etc. The products are exported to Southeast Asia, the United States, the United Kingdom, Russia, Saudi Arabia, etc.