Georg Oest Mineralölwerk GmbH & Co. KG

Testo is a worlwide leading manufacturer of portable measuring instruments. Our instruments are used in every industry from foodservice and HVAC upto laboratory and industrial manufacturing.

Qingdao Enze Chemical Co., Ltd. has two departments dedicated to the research, development, production, and sales of plastic raw materials, plastic additives, coating raw materials, and coating additives. We have developed a series of high-performanc