Raffinerie Heide GmbH

Ningbo Shengwei Sealing Materials Co., Ltd. is a comprehensive and large-scale fluid and sealing material manufacturer and technology provider that integrates production and sales. The company has six professional fluid sealing products and fluid con

Founded in 1998, Our company a comprehensive joint-stock enterprise, specializes in researching, developing and manufacturing various fine chemical intermediates and other organic chemicals, which are widely applied in different fields, including pha