Wöllner GmbH
Wöllner is one of the leading manufacturers of silicates and special chemicals in Europe.
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Wöllner is one of the leading manufacturers of silicates and special chemicals in Europe.
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Hangzhou Wanjing New Materials Co., Ltd. is a high-tech enterprise engaged in research, production, and application of nanotechnology. The company currently has 130 professional and technical personnel, forming a strong force in the research and deve