Chengdu Yitong Seal Co., Ltd. supply fluid sealing products for various rotating equipment (mainly including compressors, pumps and agitators). Its main business scope is the R&D, design, manufacture and sales of dry gas seal, mechanical seal, carbon ring seal and auxiliary supporting system. At the same time, it also provides customers with technical services covering the entire life cycle of the product, such as technical consultation, technical training, online monitoring, fault diagnosis and etc..

Yitong establishes an efficient R&D system, with continuous innovation capabilities and the strength to break through key core technologies. The company puts forward the concepts of “safety”, “energy saving”, “environmental protection” and “long cycle” of sealing products earlier in the industry, and purposefully develops sealing technology and products as per the specific application conditions,  and solves the sealing issues that influences the long-term safe operation of equipment for end users. Through continuous R&D investment, the company has mastered the key core technologies covering the R&D, design, manufacture and test of fluid seals, some of which have broken foreign monopolies, and updated and expand as per the characteristics of China's petrochemical and coal chemical industry equipment.

After years of accumulation, the company has become the main promoter of domestic dry gas sealing technology innovation and application promotion. The products are widely used in petrochemical, coal chemical, pipeline transportation, food, medicine, power, metallurgy industries and other fields, and have provide supporting service for many large-scale projects. And Yitong has been the core fluid sealing products supplier of large energy groups for many years such as Sinopec and PetroChina, providing a strong guarantee for the safe production and sustainable development of customers.