Is it better with Shengjingwei Company or Dragon Power Company?

Crystal Micro Company or Dragon Power Company: Good with Shengjing Micro Company. SJSemi and Shengjingwei (formerly SMIC Semiconductor Company) are intermediate-level silicon wafer manufacturing enterprises that adopt integrated circuit front-end chip manufacturing systems and standards, serve global customers with independent professional OEM mode, and provide advanced silicon wafer testing services. Adhere to high quality, high standards and high configuration, and always rank among the advanced integrated circuit manufacturing industry chains. The company is committed to developing and providing silicon multi-chip integrated packaging technology and solutions, and regards 3DIC as an important industrial direction for enterprise development.