LEHVOSS France S.a.r.l.

Founded in 1969 Omega Optical has built its technical reputation on defining the state-of-the-art for optical interference filter performance, designing and manufacturing a wide variety of custom and stock filters for scientists and industry worldwid

Bada AG was established in 1997 as Bada Plast GmbH & Co. KG in Bühl/Baden. We develop, produce and sell high quality special compounds based on technical plastics. In 2003 the company changed its corporate form to become Bada AG, a privately owned pu

Shandong Wanhua Chemical Technology Co., Ltd. is a modern high-tech enterprise specializing in the research and production of water treatment agents, papermaking additives, and oilfield mud additives, integrating science, industry, and trade. The com