国产精品vⅰdeoXXXX国产,少妇特黄A一区二区三区,久久99精品国产99久久,日韩一区二区三区精品

En

PS/PD series vacuum pump- Lithium battery industry

Project Introduction

In the manufacturing process of lithium-ion battery, vacuum technology is used in many production steps and has an important impact on the production efficiency. The battery is in its entirety

High quality must be maintained in a life cycle. In order to provide suitable process conditions for high-quality batteries, such as in specific drying process

Therefore, high performance vacuum system is essential. Shanghai Hanbell vacuum pump has many customer cooperation cases in the lithium industry!