A: We are a factory based in Ningbo, Zhejiang, with extensive factory operation experience and over 10 years of manufacturing expertise.

A: Xingda specializes in designing and manufacturing high-performance sealing systems for extreme operating conditions.

A: We prioritize end-to-end quality control. Our quality control department conducts rigorous inspections on all products before shipment. Ideal for industries such as oil and gas, chemical processing, water treatment, and pharmaceuticals, our mechanical seals comply with international standards (ISO, API) and undergo rigorous quality testing. Customizable options, including split seals and cartridge designs, are available to meet specific operational needs.

A: Our manufacturing is certified to ISO 9001, API 682, and EN ISO 15848, with traceable quality control. We offer a range of products from standard mechanical seals to customized cartridge seals and IoT-enabled predictive maintenance systems.