Suzhou Ultimate Sealing Technology Co.,Ltd. values the quality of Oil seal. The raw materials and auxiliary materials we use are approved for production. The samples obtained from the production lines during and right after production are subjected to quality control tests specified by the national and international quality standards organizations. During the process quality control phase, product measurements are continuously inspected and recorded simultaneously with production. Our products must pass all controls performed according to the frequency and number of controls as defined in the quality standards and receive “Quality Certification”.

Ultimate Seal performs manufacturing under the client's OEM brand and our own brand. Ultimate's rubber strip series contains multiple sub-products. Ultimate silicone o rings goes through complicated production processes. They include drawing confirmation, material selecting, cutting, drilling, shaping, painting, and assembly. The product is user-friendly. According to the principle of ergonomics, it is designed to fit the characteristics of the human body or actual use.

our team Seal will continue our path towards green and low-carbon sustainable development. Call!