On December 28, according to Yida Capital, the company has completed an investment of several million yuan in Ningbo Vulcan Technology Co., Ltd. (hereinafter referred to as "Vulcan"). It is reported that Vulcan is dedicated to providing customers with high-purity, large-size, complex structure, and high-precision Silicon Carbide structural ceramic products, which are widely used in fluid control, Aerospace & Defense, Semiconductors, photovoltaic and other fields.