Zigong Zhaoqiang Sealing Products Industrial Co., Ltd.

We were established in 2000, covering an area of 35,000 square meters and currently have 224 employees. As a professional mechanical seal supplier, we have an excellent team focusing on product development design, quality control and inspection. In order to provide satisfactory products and services, we have not only established a quality management system in strict accordance with international standards, but also completed a large number of technological innovations and transformations. Through research on sealing products, we have developed various types and models and improved the corresponding key technologies. 

Additionally, we are ISO 9001:2015, ISO 14001:2015, ISO 45001:2018 certified. Obtained 1 international patent and more than 60 national patents (including more than 10 invention patents and more than 50 utility model patents). In 2019, our company won the National Technology Invention Award. Zhaoqiang's products are widely used in aerospace, national defense, petroleum, petrochemical, mechanical metallurgy, electric power, steel, chemical industry, shipbuilding, medicine and other industries. Adhering to the business principle of mutual benefit, we enjoy a reliable reputation among our customers for our professional services, high-quality products and competitive prices. We warmly welcome customers at home and abroad to establish cooperation with us and create a better future together.

industrial seal manufacturer
Advantages of Mechanical Seal Supplier Zhaoqiang
sealing product quality assurance
Quality Assurance

We value quality highly; all products undergo strict testing before leaving the factory, meeting high standards to ensure the provision of premium services.

oem sealing product service
Customized Service

We have extensive experience in customized projects and can provide the best solutions based on customer needs and equipment conditions to meet individual requirements.

sealing product R & D
R & D Strength

We possess multiple professional R&D teams, dedicated to technological innovation and development, having obtained numerous domestic and international patents and awards, showcasing our strong capabilities.

sealing product sustainable development
Sustainable Development

We have achieved breakthroughs in leak-free sealing products, which can extend equipment life, increase production capacity, promote energy saving and emission reduction, and support our customers' sustainable development.

Honor & Certificates
certificate of patent
national technology invention certificate
patent certificate for cartridge type magnetic fluid sealing device
split lip seal device patent certificate
patent certificate for magnetic liquid sealing device for vacuum stirrer
liquid ring pump magnetic liquid sealing device patent certificate
split mechanical seal patent certificate for polymerization kettle
leak free bellows ball valve operating rod device patent certificate
Cooperative Partner
  • tsinghua university
  • sichuan agricultural university
  • morimatsu
  • ooc
  • csic
  • china guodian
  • seal manufacturer zhaoqiang partner
  • pangang group
  • china huaneng
  • huafon
  • dfd
  • xinjiang tianye
  • sinopec
  • petrochina
  • university
  • chambroad petrochemicals
  • chalco
  • amak
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