new energy lithium battery industry chain under the drive of the rapid development of the situation, the market has gradually formed a rapid surge in demand for aluminum-plastic film, such as pole pieces and other roll materials. But accordi
ecently, an express mail from the U.S. crossed the ocean and brought a thick nameplate to Hyetone. Originally, Hyetone applied for membership in ASTM Association (American Society for Testing and Materials) in October this year, and has now