Hansen & Rosenthal (H&R) GmbH & Co. KG

Keith Brandon (K.B) Technology Venture Capital Fund is a professional investment company based in the United States, focusing on investing in high-tech projects in China. In China, it is characterized by

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