About Us

Founded in the year 2001 with a registered capital of 146 million yuan, the company operates as a wholly-owned subsidiary of Zhongmi Holdings Co., Ltd (Stock Code: 300470). Located in the National High-Tech Development Zone of Zigong City, Sinoseal Holding, we are a specialized valve manufacturer.Currently, the company holds the status of an innovative enterprise , a key player in major equipment research and development, and an enterprise technology center in Sichuan Province. With a total of 23 patented technologies, including 5 invention patents, we possess a comprehensive set of production and testing equipment. It has established a rigorous quality standard inspection system and has been awarded various qualifications and certifications, such as TS certification, API 6D certification, ISO 9001, ISO 14001, ISO 18001, CE certification, API 6FA certification, API 6FD certification, API 607 certification, SIL3 Functional Safety Certification, and ISO15848 AH-CO3-200 Fugitive Emissions Certification.