Wolfram Bergbau und Hütten AG

Founded in 1989, ASA GmbH is a family-run company. With our headquarters in Mainhausen, about 30 minutes by car from Frankfurt Airport, we are not just in the middle of Germany, but are also easily accessible to our international customers.

Yangzhou Zhongli Electric Valve Co., Ltd. is located in Yangzhou, a historic and cultural city in China. It is a comprehensive enterprise specializing in the research, development, production, and sales of valve electric devices. The company's produc