On October 30th, in the financial industry, Sealing Technology stated on an interactive platform that the quality and service life requirements of sealing products are very high, and they are not easily worn under normal circumstances. However, these types of products are non reusable disposable products. As long as the engine is disassembled or other parts are replaced, the sealing products need to be replaced. Therefore, sealing products are used as consumables in the host factory as spare parts.