废料处理系统

Watertronics is a manufacturer established in the United States that specializes in engineered pumping systems and water management solutions for agricultural, irrigation, municipal, industrial, and commercial applications.

WELTEC BIOPOWER GmbH is one of the world's leading enterprises in the field of stainless-steel biogas plant construction.

Wroot Water Limited, situated in Yorkshire, specializes in delivering irrigation systems and water management solutions to the agricultural industry throughout the United Kingdom.